diff --git a/compiler/rustc_ast_lowering/src/item.rs b/compiler/rustc_ast_lowering/src/item.rs index f656325f68181..8cdb68b5c8798 100644 --- a/compiler/rustc_ast_lowering/src/item.rs +++ b/compiler/rustc_ast_lowering/src/item.rs @@ -342,7 +342,7 @@ impl<'hir> LoweringContext<'_, 'hir> { ty, ImplTraitContext::OtherOpaqueTy { capturable_lifetimes: &mut FxHashSet::default(), - origin: hir::OpaqueTyOrigin::Misc, + origin: hir::OpaqueTyOrigin::TyAlias, }, ); let generics = self.lower_generics(gen, ImplTraitContext::disallowed()); @@ -918,7 +918,7 @@ impl<'hir> LoweringContext<'_, 'hir> { ty, ImplTraitContext::OtherOpaqueTy { capturable_lifetimes: &mut FxHashSet::default(), - origin: hir::OpaqueTyOrigin::Misc, + origin: hir::OpaqueTyOrigin::TyAlias, }, ); hir::ImplItemKind::TyAlias(ty) diff --git a/compiler/rustc_ast_passes/src/feature_gate.rs b/compiler/rustc_ast_passes/src/feature_gate.rs index 8a17ac90a023d..0ca9c12f4c133 100644 --- a/compiler/rustc_ast_passes/src/feature_gate.rs +++ b/compiler/rustc_ast_passes/src/feature_gate.rs @@ -279,7 +279,7 @@ impl<'a> PostExpansionVisitor<'a> { if let ast::TyKind::ImplTrait(..) = ty.kind { gate_feature_post!( &self.vis, - type_alias_impl_trait, + min_type_alias_impl_trait, ty.span, "`impl Trait` in type aliases is unstable" ); diff --git a/compiler/rustc_feature/src/active.rs b/compiler/rustc_feature/src/active.rs index ee2fce34b0b0d..79ec9c264998c 100644 --- a/compiler/rustc_feature/src/active.rs +++ b/compiler/rustc_feature/src/active.rs @@ -638,6 +638,9 @@ declare_features! ( /// Allows `pub` on `macro_rules` items. (active, pub_macro_rules, "1.52.0", Some(78855), None), + /// Allows the use of type alias impl trait in function return positions + (active, min_type_alias_impl_trait, "1.52.0", Some(63063), None), + /// Allows associated types in inherent impls. (active, inherent_associated_types, "1.52.0", Some(8995), None), @@ -670,6 +673,7 @@ pub const INCOMPLETE_FEATURES: &[Symbol] = &[ sym::capture_disjoint_fields, sym::const_generics_defaults, sym::inherent_associated_types, + sym::type_alias_impl_trait, ]; /// Some features are not allowed to be used together at the same time, if diff --git a/compiler/rustc_feature/src/removed.rs b/compiler/rustc_feature/src/removed.rs index 38a3a4e3d4411..aff66053c93bc 100644 --- a/compiler/rustc_feature/src/removed.rs +++ b/compiler/rustc_feature/src/removed.rs @@ -106,7 +106,7 @@ declare_features! ( Some("subsumed by `.await` syntax")), /// Allows defining `existential type`s. (removed, existential_type, "1.38.0", Some(63063), None, - Some("removed in favor of `#![feature(type_alias_impl_trait)]`")), + Some("removed in favor of `#![feature(min_type_alias_impl_trait)]`")), /// Allows using the macros: /// + `__diagnostic_used` /// + `__register_diagnostic` diff --git a/compiler/rustc_hir/src/hir.rs b/compiler/rustc_hir/src/hir.rs index 8f61adcd8e288..ccc16c34fb218 100644 --- a/compiler/rustc_hir/src/hir.rs +++ b/compiler/rustc_hir/src/hir.rs @@ -2291,7 +2291,9 @@ pub enum OpaqueTyOrigin { AsyncFn, /// `let _: impl Trait = ...` Binding, - /// Impl trait in type aliases, consts, statics, bounds. + /// type aliases: `type Foo = impl Trait;` + TyAlias, + /// Impl trait consts, statics, bounds. Misc, } diff --git a/compiler/rustc_mir/src/borrow_check/region_infer/opaque_types.rs b/compiler/rustc_mir/src/borrow_check/region_infer/opaque_types.rs index f7c902355cb50..0d1d255104272 100644 --- a/compiler/rustc_mir/src/borrow_check/region_infer/opaque_types.rs +++ b/compiler/rustc_mir/src/borrow_check/region_infer/opaque_types.rs @@ -47,6 +47,7 @@ impl<'tcx> RegionInferenceContext<'tcx> { /// Calling `universal_upper_bound` for such a region gives `fr_fn_body`, /// which has no `external_name` in which case we use `'empty` as the /// region to pass to `infer_opaque_definition_from_instantiation`. + #[instrument(skip(self, infcx))] pub(in crate::borrow_check) fn infer_opaque_types( &self, infcx: &InferCtxt<'_, 'tcx>, @@ -56,10 +57,7 @@ impl<'tcx> RegionInferenceContext<'tcx> { opaque_ty_decls .into_iter() .map(|(opaque_def_id, ty::ResolvedOpaqueTy { concrete_type, substs })| { - debug!( - "infer_opaque_types(concrete_type = {:?}, substs = {:?})", - concrete_type, substs - ); + debug!(?concrete_type, ?substs); let mut subst_regions = vec![self.universal_regions.fr_static]; let universal_substs = @@ -110,10 +108,7 @@ impl<'tcx> RegionInferenceContext<'tcx> { } }); - debug!( - "infer_opaque_types(universal_concrete_type = {:?}, universal_substs = {:?})", - universal_concrete_type, universal_substs - ); + debug!(?universal_concrete_type, ?universal_substs); let remapped_type = infcx.infer_opaque_definition_from_instantiation( opaque_def_id, diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs index 4fcb8b6c1b7ab..7bd1a21cc918a 100644 --- a/compiler/rustc_span/src/symbol.rs +++ b/compiler/rustc_span/src/symbol.rs @@ -736,6 +736,7 @@ symbols! { min_const_generics, min_const_unsafe_fn, min_specialization, + min_type_alias_impl_trait, minnumf32, minnumf64, mips_target_feature, diff --git a/compiler/rustc_trait_selection/src/opaque_types.rs b/compiler/rustc_trait_selection/src/opaque_types.rs index 25ba489032bf1..d6a585e626c48 100644 --- a/compiler/rustc_trait_selection/src/opaque_types.rs +++ b/compiler/rustc_trait_selection/src/opaque_types.rs @@ -422,7 +422,9 @@ impl<'a, 'tcx> InferCtxtExt<'tcx> for InferCtxt<'a, 'tcx> { } // These opaque type inherit all lifetime parameters from their // parent, so we have to check them all. - hir::OpaqueTyOrigin::Binding | hir::OpaqueTyOrigin::Misc => 0, + hir::OpaqueTyOrigin::Binding + | hir::OpaqueTyOrigin::TyAlias + | hir::OpaqueTyOrigin::Misc => 0, }; let span = tcx.def_span(def_id); @@ -581,6 +583,7 @@ impl<'a, 'tcx> InferCtxtExt<'tcx> for InferCtxt<'a, 'tcx> { // Otherwise, generate the label we'll use in the error message. hir::OpaqueTyOrigin::Binding | hir::OpaqueTyOrigin::FnReturn + | hir::OpaqueTyOrigin::TyAlias | hir::OpaqueTyOrigin::Misc => "impl Trait", }; let msg = format!("ambiguous lifetime bound in `{}`", context_name); diff --git a/compiler/rustc_typeck/src/check/check.rs b/compiler/rustc_typeck/src/check/check.rs index 0010d59f710cd..e2fc1da5c786c 100644 --- a/compiler/rustc_typeck/src/check/check.rs +++ b/compiler/rustc_typeck/src/check/check.rs @@ -87,8 +87,69 @@ pub(super) fn check_fn<'a, 'tcx>( let declared_ret_ty = fn_sig.output(); - let revealed_ret_ty = - fcx.instantiate_opaque_types_from_value(fn_id, declared_ret_ty, decl.output.span()); + let feature = match tcx.hir().get(fn_id) { + // TAIT usage in function return position. + // Example: + // + // ```rust + // type Foo = impl Debug; + // fn bar() -> Foo { 42 } + // ``` + Node::Item(hir::Item { kind: ItemKind::Fn(..), .. }) | + // TAIT usage in associated function return position. + // + // Example with a free type alias: + // + // ```rust + // type Foo = impl Debug; + // impl SomeTrait for SomeType { + // fn bar() -> Foo { 42 } + // } + // ``` + // + // Example with an associated TAIT: + // + // ```rust + // impl SomeTrait for SomeType { + // type Foo = impl Debug; + // fn bar() -> Self::Foo { 42 } + // } + // ``` + Node::ImplItem(hir::ImplItem { + kind: hir::ImplItemKind::Fn(..), .. + }) => None, + // Forbid TAIT in trait declarations for now. + // Examples: + // + // ```rust + // type Foo = impl Debug; + // trait Bar { + // fn bar() -> Foo; + // } + // trait Bop { + // type Bop: PartialEq; + // } + // ``` + Node::TraitItem(hir::TraitItem { + kind: hir::TraitItemKind::Fn(..), + .. + }) | + // Forbid TAIT in closure return position for now. + // Example: + // + // ```rust + // type Foo = impl Debug; + // let x = |y| -> Foo { 42 + y }; + // ``` + Node::Expr(hir::Expr { kind: hir::ExprKind::Closure(..), .. }) => Some(sym::type_alias_impl_trait), + node => bug!("Item being checked wasn't a function/closure: {:?}", node), + }; + let revealed_ret_ty = fcx.instantiate_opaque_types_from_value( + fn_id, + declared_ret_ty, + decl.output.span(), + feature, + ); debug!("check_fn: declared_ret_ty: {}, revealed_ret_ty: {}", declared_ret_ty, revealed_ret_ty); fcx.ret_coercion = Some(RefCell::new(CoerceMany::new(revealed_ret_ty))); fcx.ret_type_span = Some(decl.output.span()); @@ -659,7 +720,8 @@ fn check_opaque_meets_bounds<'tcx>( // Checked when type checking the function containing them. hir::OpaqueTyOrigin::FnReturn | hir::OpaqueTyOrigin::AsyncFn => return, // Can have different predicates to their defining use - hir::OpaqueTyOrigin::Binding | hir::OpaqueTyOrigin::Misc => {} + hir::OpaqueTyOrigin::Binding | hir::OpaqueTyOrigin::Misc | hir::OpaqueTyOrigin::TyAlias => { + } } let hir_id = tcx.hir().local_def_id_to_hir_id(def_id); diff --git a/compiler/rustc_typeck/src/check/fn_ctxt/_impl.rs b/compiler/rustc_typeck/src/check/fn_ctxt/_impl.rs index f5e9cc1efcc45..84ce6964f042f 100644 --- a/compiler/rustc_typeck/src/check/fn_ctxt/_impl.rs +++ b/compiler/rustc_typeck/src/check/fn_ctxt/_impl.rs @@ -26,11 +26,11 @@ use rustc_middle::ty::{ self, AdtKind, CanonicalUserType, DefIdTree, GenericParamDefKind, ToPolyTraitRef, ToPredicate, Ty, UserType, }; -use rustc_session::lint; -use rustc_span::hygiene::DesugaringKind; +use rustc_session::{lint, parse::feature_err}; use rustc_span::source_map::{original_sp, DUMMY_SP}; use rustc_span::symbol::{kw, sym, Ident}; use rustc_span::{self, BytePos, MultiSpan, Span}; +use rustc_span::{hygiene::DesugaringKind, Symbol}; use rustc_trait_selection::infer::InferCtxtExt as _; use rustc_trait_selection::opaque_types::InferCtxtExt as _; use rustc_trait_selection::traits::error_reporting::InferCtxtExt as _; @@ -362,6 +362,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { parent_id: hir::HirId, value: T, value_span: Span, + feature: Option, ) -> T { let parent_def_id = self.tcx.hir().local_def_id(parent_id); debug!( @@ -380,7 +381,21 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { let mut opaque_types = self.opaque_types.borrow_mut(); let mut opaque_types_vars = self.opaque_types_vars.borrow_mut(); + for (ty, decl) in opaque_type_map { + if let Some(feature) = feature { + if let hir::OpaqueTyOrigin::TyAlias = decl.origin { + if !self.tcx.features().enabled(feature) { + feature_err( + &self.tcx.sess.parse_sess, + feature, + value_span, + "type alias impl trait is not permitted here", + ) + .emit(); + } + } + } let _ = opaque_types.insert(ty, decl); let _ = opaque_types_vars.insert(decl.concrete_ty, decl.opaque_type); } diff --git a/compiler/rustc_typeck/src/check/gather_locals.rs b/compiler/rustc_typeck/src/check/gather_locals.rs index 825ebc19fa6da..4c5d16d0b70c0 100644 --- a/compiler/rustc_typeck/src/check/gather_locals.rs +++ b/compiler/rustc_typeck/src/check/gather_locals.rs @@ -4,7 +4,7 @@ use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor}; use rustc_hir::PatKind; use rustc_infer::infer::type_variable::{TypeVariableOrigin, TypeVariableOriginKind}; use rustc_middle::ty::Ty; -use rustc_span::Span; +use rustc_span::{sym, Span}; use rustc_trait_selection::traits; use std::mem; @@ -58,11 +58,12 @@ impl<'a, 'tcx> Visitor<'tcx> for GatherLocalsVisitor<'a, 'tcx> { Some(ref ty) => { let o_ty = self.fcx.to_ty(&ty); - let revealed_ty = if self.fcx.tcx.features().impl_trait_in_bindings { - self.fcx.instantiate_opaque_types_from_value(self.parent_id, o_ty, ty.span) - } else { - o_ty - }; + let revealed_ty = self.fcx.instantiate_opaque_types_from_value( + self.parent_id, + o_ty, + ty.span, + Some(sym::impl_trait_in_bindings), + ); let c_ty = self.fcx.inh.infcx.canonicalize_user_type_annotation(UserType::Ty(revealed_ty)); diff --git a/compiler/rustc_typeck/src/check/mod.rs b/compiler/rustc_typeck/src/check/mod.rs index bb85336d7fb2d..85bd45f0ca80d 100644 --- a/compiler/rustc_typeck/src/check/mod.rs +++ b/compiler/rustc_typeck/src/check/mod.rs @@ -121,9 +121,9 @@ use rustc_middle::ty::{self, RegionKind, Ty, TyCtxt, UserType}; use rustc_session::config; use rustc_session::parse::feature_err; use rustc_session::Session; -use rustc_span::source_map::DUMMY_SP; use rustc_span::symbol::{kw, Ident}; use rustc_span::{self, BytePos, MultiSpan, Span}; +use rustc_span::{source_map::DUMMY_SP, sym}; use rustc_target::abi::VariantIdx; use rustc_target::spec::abi::Abi; use rustc_trait_selection::traits; @@ -547,11 +547,12 @@ fn typeck_with_fallback<'tcx>( let expected_type = fcx.normalize_associated_types_in(body.value.span, expected_type); fcx.require_type_is_sized(expected_type, body.value.span, traits::ConstSized); - let revealed_ty = if tcx.features().impl_trait_in_bindings { - fcx.instantiate_opaque_types_from_value(id, expected_type, body.value.span) - } else { - expected_type - }; + let revealed_ty = fcx.instantiate_opaque_types_from_value( + id, + expected_type, + body.value.span, + Some(sym::impl_trait_in_bindings), + ); // Gather locals in statics (because of block expressions). GatherLocalsVisitor::new(&fcx, id).visit_body(body); diff --git a/compiler/rustc_typeck/src/check/writeback.rs b/compiler/rustc_typeck/src/check/writeback.rs index af82a3bb4f59a..8101e24865de7 100644 --- a/compiler/rustc_typeck/src/check/writeback.rs +++ b/compiler/rustc_typeck/src/check/writeback.rs @@ -497,7 +497,8 @@ impl<'cx, 'tcx> WritebackCx<'cx, 'tcx> { let mut skip_add = false; if let ty::Opaque(defin_ty_def_id, _substs) = *definition_ty.kind() { - if let hir::OpaqueTyOrigin::Misc = opaque_defn.origin { + if let hir::OpaqueTyOrigin::Misc | hir::OpaqueTyOrigin::TyAlias = opaque_defn.origin + { if def_id == defin_ty_def_id { debug!( "skipping adding concrete definition for opaque type {:?} {:?}", diff --git a/library/alloc/src/lib.rs b/library/alloc/src/lib.rs index a70812bd13c06..bde75031f6190 100644 --- a/library/alloc/src/lib.rs +++ b/library/alloc/src/lib.rs @@ -142,7 +142,8 @@ #![feature(alloc_layout_extra)] #![feature(trusted_random_access)] #![feature(try_trait)] -#![feature(type_alias_impl_trait)] +#![cfg_attr(bootstrap, feature(type_alias_impl_trait))] +#![cfg_attr(not(bootstrap), feature(min_type_alias_impl_trait))] #![feature(associated_type_bounds)] #![feature(slice_group_by)] #![feature(decl_macro)] diff --git a/src/test/rustdoc-ui/error-in-impl-trait/trait-alias-closure.rs b/src/test/rustdoc-ui/error-in-impl-trait/trait-alias-closure.rs index 31dd786cbbf89..3e7b428023487 100644 --- a/src/test/rustdoc-ui/error-in-impl-trait/trait-alias-closure.rs +++ b/src/test/rustdoc-ui/error-in-impl-trait/trait-alias-closure.rs @@ -1,5 +1,5 @@ // check-pass -#![feature(type_alias_impl_trait)] +#![feature(min_type_alias_impl_trait)] pub trait ValidTrait {} type ImplTrait = impl ValidTrait; diff --git a/src/test/rustdoc-ui/error-in-impl-trait/trait-alias.rs b/src/test/rustdoc-ui/error-in-impl-trait/trait-alias.rs index c18a024af4bbc..7ebf4d544de1e 100644 --- a/src/test/rustdoc-ui/error-in-impl-trait/trait-alias.rs +++ b/src/test/rustdoc-ui/error-in-impl-trait/trait-alias.rs @@ -1,5 +1,5 @@ // check-pass -#![feature(type_alias_impl_trait)] +#![feature(min_type_alias_impl_trait)] pub trait ValidTrait {} type ImplTrait = impl ValidTrait; diff --git a/src/test/rustdoc/auxiliary/issue-73061.rs b/src/test/rustdoc/auxiliary/issue-73061.rs index e05a3bc6d9180..9b4129e771f87 100644 --- a/src/test/rustdoc/auxiliary/issue-73061.rs +++ b/src/test/rustdoc/auxiliary/issue-73061.rs @@ -1,6 +1,6 @@ //edition:2018 -#![feature(type_alias_impl_trait)] +#![feature(min_type_alias_impl_trait)] pub trait Foo { type X: std::future::Future; diff --git a/src/test/rustdoc/impl-trait-alias.rs b/src/test/rustdoc/impl-trait-alias.rs index 54c3f856ddb3c..bf73a833580c5 100644 --- a/src/test/rustdoc/impl-trait-alias.rs +++ b/src/test/rustdoc/impl-trait-alias.rs @@ -1,4 +1,4 @@ -#![feature(type_alias_impl_trait)] +#![feature(min_type_alias_impl_trait)] trait MyTrait {} impl MyTrait for i32 {} diff --git a/src/test/rustdoc/return-impl-trait.rs b/src/test/rustdoc/return-impl-trait.rs index 1ccf5ac46119a..da4945aadf7f9 100644 --- a/src/test/rustdoc/return-impl-trait.rs +++ b/src/test/rustdoc/return-impl-trait.rs @@ -1,4 +1,4 @@ -#![feature(type_alias_impl_trait)] +#![feature(min_type_alias_impl_trait)] pub trait Backend {} diff --git a/src/test/ui/associated-type-bounds/duplicate.full_tait.stderr b/src/test/ui/associated-type-bounds/duplicate.full_tait.stderr new file mode 100644 index 0000000000000..bde2d034e254d --- /dev/null +++ b/src/test/ui/associated-type-bounds/duplicate.full_tait.stderr @@ -0,0 +1,572 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/duplicate.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/duplicate.rs:8:12 + | +LL | #![feature(impl_trait_in_bindings)] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:13:36 + | +LL | struct SI1> { f: T } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:15:36 + | +LL | struct SI2> { f: T } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:17:39 + | +LL | struct SI3> { f: T } + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:19:45 + | +LL | struct SW1 where T: Iterator { f: T } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:21:45 + | +LL | struct SW2 where T: Iterator { f: T } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:23:48 + | +LL | struct SW3 where T: Iterator { f: T } + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:26:34 + | +LL | enum EI1> { V(T) } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:28:34 + | +LL | enum EI2> { V(T) } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:30:37 + | +LL | enum EI3> { V(T) } + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:32:43 + | +LL | enum EW1 where T: Iterator { V(T) } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:34:43 + | +LL | enum EW2 where T: Iterator { V(T) } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:36:46 + | +LL | enum EW3 where T: Iterator { V(T) } + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:39:35 + | +LL | union UI1> { f: T } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:41:35 + | +LL | union UI2> { f: T } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:43:38 + | +LL | union UI3> { f: T } + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:45:44 + | +LL | union UW1 where T: Iterator { f: T } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:47:44 + | +LL | union UW2 where T: Iterator { f: T } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:49:47 + | +LL | union UW3 where T: Iterator { f: T } + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:52:32 + | +LL | fn FI1>() {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:54:32 + | +LL | fn FI2>() {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:56:35 + | +LL | fn FI3>() {} + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:58:43 + | +LL | fn FW1() where T: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:60:43 + | +LL | fn FW2() where T: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:62:46 + | +LL | fn FW3() where T: Iterator {} + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:68:40 + | +LL | fn FAPIT1(_: impl Iterator) {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:70:40 + | +LL | fn FAPIT2(_: impl Iterator) {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:72:43 + | +LL | fn FAPIT3(_: impl Iterator) {} + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:75:39 + | +LL | const CIT1: impl Iterator = iter::empty(); + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:77:39 + | +LL | const CIT2: impl Iterator = iter::empty(); + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:79:42 + | +LL | const CIT3: impl Iterator = iter::empty(); + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:81:40 + | +LL | static SIT1: impl Iterator = iter::empty(); + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:83:40 + | +LL | static SIT2: impl Iterator = iter::empty(); + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:85:43 + | +LL | static SIT3: impl Iterator = iter::empty(); + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:88:46 + | +LL | fn lit1() { let _: impl Iterator = iter::empty(); } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:90:46 + | +LL | fn lit2() { let _: impl Iterator = iter::empty(); } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:92:49 + | +LL | fn lit3() { let _: impl Iterator = iter::empty(); } + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:95:35 + | +LL | type TAI1> = T; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:97:35 + | +LL | type TAI2> = T; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:99:38 + | +LL | type TAI3> = T; + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:101:44 + | +LL | type TAW1 where T: Iterator = T; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:103:44 + | +LL | type TAW2 where T: Iterator = T; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:105:47 + | +LL | type TAW3 where T: Iterator = T; + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:108:36 + | +LL | type ETAI1> = impl Copy; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:110:36 + | +LL | type ETAI2> = impl Copy; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:112:39 + | +LL | type ETAI3> = impl Copy; + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:114:40 + | +LL | type ETAI4 = impl Iterator; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:116:40 + | +LL | type ETAI5 = impl Iterator; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:118:43 + | +LL | type ETAI6 = impl Iterator; + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:121:36 + | +LL | trait TRI1> {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:123:36 + | +LL | trait TRI2> {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:125:39 + | +LL | trait TRI3> {} + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:127:34 + | +LL | trait TRS1: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:129:34 + | +LL | trait TRS2: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:131:37 + | +LL | trait TRS3: Iterator {} + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:133:45 + | +LL | trait TRW1 where T: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:135:45 + | +LL | trait TRW2 where T: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:137:48 + | +LL | trait TRW3 where T: Iterator {} + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:139:46 + | +LL | trait TRSW1 where Self: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:139:46 + | +LL | trait TRSW1 where Self: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:142:46 + | +LL | trait TRSW2 where Self: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:142:46 + | +LL | trait TRSW2 where Self: Iterator {} + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:145:49 + | +LL | trait TRSW3 where Self: Iterator {} + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:145:49 + | +LL | trait TRSW3 where Self: Iterator {} + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:155:40 + | +LL | type TADyn1 = dyn Iterator; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:157:44 + | +LL | type TADyn2 = Box>; + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:159:43 + | +LL | type TADyn3 = dyn Iterator; + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:148:43 + | +LL | trait TRA1 { type A: Iterator; } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:150:43 + | +LL | trait TRA2 { type A: Iterator; } + | ---------- ^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified + --> $DIR/duplicate.rs:152:46 + | +LL | trait TRA3 { type A: Iterator; } + | ------------- ^^^^^^^^^^^^^ re-bound here + | | + | `Item` bound here first + +error: aborting due to 69 previous errors; 2 warnings emitted + +For more information about this error, try `rustc --explain E0719`. diff --git a/src/test/ui/associated-type-bounds/duplicate.stderr b/src/test/ui/associated-type-bounds/duplicate.min_tait.stderr similarity index 91% rename from src/test/ui/associated-type-bounds/duplicate.stderr rename to src/test/ui/associated-type-bounds/duplicate.min_tait.stderr index de2876d6b60b8..cc775dee4a2fd 100644 --- a/src/test/ui/associated-type-bounds/duplicate.stderr +++ b/src/test/ui/associated-type-bounds/duplicate.min_tait.stderr @@ -1,5 +1,5 @@ warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes - --> $DIR/duplicate.rs:5:12 + --> $DIR/duplicate.rs:8:12 | LL | #![feature(impl_trait_in_bindings)] | ^^^^^^^^^^^^^^^^^^^^^^ @@ -8,7 +8,7 @@ LL | #![feature(impl_trait_in_bindings)] = note: see issue #63065 for more information error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:10:36 + --> $DIR/duplicate.rs:13:36 | LL | struct SI1> { f: T } | ---------- ^^^^^^^^^^ re-bound here @@ -16,7 +16,7 @@ LL | struct SI1> { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:12:36 + --> $DIR/duplicate.rs:15:36 | LL | struct SI2> { f: T } | ---------- ^^^^^^^^^^ re-bound here @@ -24,7 +24,7 @@ LL | struct SI2> { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:14:39 + --> $DIR/duplicate.rs:17:39 | LL | struct SI3> { f: T } | ------------- ^^^^^^^^^^^^^ re-bound here @@ -32,7 +32,7 @@ LL | struct SI3> { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:16:45 + --> $DIR/duplicate.rs:19:45 | LL | struct SW1 where T: Iterator { f: T } | ---------- ^^^^^^^^^^ re-bound here @@ -40,7 +40,7 @@ LL | struct SW1 where T: Iterator { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:18:45 + --> $DIR/duplicate.rs:21:45 | LL | struct SW2 where T: Iterator { f: T } | ---------- ^^^^^^^^^^ re-bound here @@ -48,7 +48,7 @@ LL | struct SW2 where T: Iterator { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:20:48 + --> $DIR/duplicate.rs:23:48 | LL | struct SW3 where T: Iterator { f: T } | ------------- ^^^^^^^^^^^^^ re-bound here @@ -56,7 +56,7 @@ LL | struct SW3 where T: Iterator { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:23:34 + --> $DIR/duplicate.rs:26:34 | LL | enum EI1> { V(T) } | ---------- ^^^^^^^^^^ re-bound here @@ -64,7 +64,7 @@ LL | enum EI1> { V(T) } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:25:34 + --> $DIR/duplicate.rs:28:34 | LL | enum EI2> { V(T) } | ---------- ^^^^^^^^^^ re-bound here @@ -72,7 +72,7 @@ LL | enum EI2> { V(T) } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:27:37 + --> $DIR/duplicate.rs:30:37 | LL | enum EI3> { V(T) } | ------------- ^^^^^^^^^^^^^ re-bound here @@ -80,7 +80,7 @@ LL | enum EI3> { V(T) } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:29:43 + --> $DIR/duplicate.rs:32:43 | LL | enum EW1 where T: Iterator { V(T) } | ---------- ^^^^^^^^^^ re-bound here @@ -88,7 +88,7 @@ LL | enum EW1 where T: Iterator { V(T) } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:31:43 + --> $DIR/duplicate.rs:34:43 | LL | enum EW2 where T: Iterator { V(T) } | ---------- ^^^^^^^^^^ re-bound here @@ -96,7 +96,7 @@ LL | enum EW2 where T: Iterator { V(T) } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:33:46 + --> $DIR/duplicate.rs:36:46 | LL | enum EW3 where T: Iterator { V(T) } | ------------- ^^^^^^^^^^^^^ re-bound here @@ -104,7 +104,7 @@ LL | enum EW3 where T: Iterator { V(T) } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:36:35 + --> $DIR/duplicate.rs:39:35 | LL | union UI1> { f: T } | ---------- ^^^^^^^^^^ re-bound here @@ -112,7 +112,7 @@ LL | union UI1> { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:38:35 + --> $DIR/duplicate.rs:41:35 | LL | union UI2> { f: T } | ---------- ^^^^^^^^^^ re-bound here @@ -120,7 +120,7 @@ LL | union UI2> { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:40:38 + --> $DIR/duplicate.rs:43:38 | LL | union UI3> { f: T } | ------------- ^^^^^^^^^^^^^ re-bound here @@ -128,7 +128,7 @@ LL | union UI3> { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:42:44 + --> $DIR/duplicate.rs:45:44 | LL | union UW1 where T: Iterator { f: T } | ---------- ^^^^^^^^^^ re-bound here @@ -136,7 +136,7 @@ LL | union UW1 where T: Iterator { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:44:44 + --> $DIR/duplicate.rs:47:44 | LL | union UW2 where T: Iterator { f: T } | ---------- ^^^^^^^^^^ re-bound here @@ -144,7 +144,7 @@ LL | union UW2 where T: Iterator { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:46:47 + --> $DIR/duplicate.rs:49:47 | LL | union UW3 where T: Iterator { f: T } | ------------- ^^^^^^^^^^^^^ re-bound here @@ -152,7 +152,7 @@ LL | union UW3 where T: Iterator { f: T } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:49:32 + --> $DIR/duplicate.rs:52:32 | LL | fn FI1>() {} | ---------- ^^^^^^^^^^ re-bound here @@ -160,7 +160,7 @@ LL | fn FI1>() {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:51:32 + --> $DIR/duplicate.rs:54:32 | LL | fn FI2>() {} | ---------- ^^^^^^^^^^ re-bound here @@ -168,7 +168,7 @@ LL | fn FI2>() {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:53:35 + --> $DIR/duplicate.rs:56:35 | LL | fn FI3>() {} | ------------- ^^^^^^^^^^^^^ re-bound here @@ -176,7 +176,7 @@ LL | fn FI3>() {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:55:43 + --> $DIR/duplicate.rs:58:43 | LL | fn FW1() where T: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -184,7 +184,7 @@ LL | fn FW1() where T: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:57:43 + --> $DIR/duplicate.rs:60:43 | LL | fn FW2() where T: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -192,7 +192,7 @@ LL | fn FW2() where T: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:59:46 + --> $DIR/duplicate.rs:62:46 | LL | fn FW3() where T: Iterator {} | ------------- ^^^^^^^^^^^^^ re-bound here @@ -200,7 +200,7 @@ LL | fn FW3() where T: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:65:40 + --> $DIR/duplicate.rs:68:40 | LL | fn FAPIT1(_: impl Iterator) {} | ---------- ^^^^^^^^^^ re-bound here @@ -208,7 +208,7 @@ LL | fn FAPIT1(_: impl Iterator) {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:67:40 + --> $DIR/duplicate.rs:70:40 | LL | fn FAPIT2(_: impl Iterator) {} | ---------- ^^^^^^^^^^ re-bound here @@ -216,7 +216,7 @@ LL | fn FAPIT2(_: impl Iterator) {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:69:43 + --> $DIR/duplicate.rs:72:43 | LL | fn FAPIT3(_: impl Iterator) {} | ------------- ^^^^^^^^^^^^^ re-bound here @@ -224,7 +224,7 @@ LL | fn FAPIT3(_: impl Iterator) {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:72:39 + --> $DIR/duplicate.rs:75:39 | LL | const CIT1: impl Iterator = iter::empty(); | ---------- ^^^^^^^^^^ re-bound here @@ -232,7 +232,7 @@ LL | const CIT1: impl Iterator = iter::empty(); | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:74:39 + --> $DIR/duplicate.rs:77:39 | LL | const CIT2: impl Iterator = iter::empty(); | ---------- ^^^^^^^^^^ re-bound here @@ -240,7 +240,7 @@ LL | const CIT2: impl Iterator = iter::empty(); | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:76:42 + --> $DIR/duplicate.rs:79:42 | LL | const CIT3: impl Iterator = iter::empty(); | ------------- ^^^^^^^^^^^^^ re-bound here @@ -248,7 +248,7 @@ LL | const CIT3: impl Iterator = iter::empty(); | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:78:40 + --> $DIR/duplicate.rs:81:40 | LL | static SIT1: impl Iterator = iter::empty(); | ---------- ^^^^^^^^^^ re-bound here @@ -256,7 +256,7 @@ LL | static SIT1: impl Iterator = iter::empty(); | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:80:40 + --> $DIR/duplicate.rs:83:40 | LL | static SIT2: impl Iterator = iter::empty(); | ---------- ^^^^^^^^^^ re-bound here @@ -264,7 +264,7 @@ LL | static SIT2: impl Iterator = iter::empty(); | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:82:43 + --> $DIR/duplicate.rs:85:43 | LL | static SIT3: impl Iterator = iter::empty(); | ------------- ^^^^^^^^^^^^^ re-bound here @@ -272,7 +272,7 @@ LL | static SIT3: impl Iterator = iter::empty(); | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:85:46 + --> $DIR/duplicate.rs:88:46 | LL | fn lit1() { let _: impl Iterator = iter::empty(); } | ---------- ^^^^^^^^^^ re-bound here @@ -280,7 +280,7 @@ LL | fn lit1() { let _: impl Iterator = iter::empty(); } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:87:46 + --> $DIR/duplicate.rs:90:46 | LL | fn lit2() { let _: impl Iterator = iter::empty(); } | ---------- ^^^^^^^^^^ re-bound here @@ -288,7 +288,7 @@ LL | fn lit2() { let _: impl Iterator = iter::empty(); } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:89:49 + --> $DIR/duplicate.rs:92:49 | LL | fn lit3() { let _: impl Iterator = iter::empty(); } | ------------- ^^^^^^^^^^^^^ re-bound here @@ -296,7 +296,7 @@ LL | fn lit3() { let _: impl Iterator = iter::empt | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:92:35 + --> $DIR/duplicate.rs:95:35 | LL | type TAI1> = T; | ---------- ^^^^^^^^^^ re-bound here @@ -304,7 +304,7 @@ LL | type TAI1> = T; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:94:35 + --> $DIR/duplicate.rs:97:35 | LL | type TAI2> = T; | ---------- ^^^^^^^^^^ re-bound here @@ -312,7 +312,7 @@ LL | type TAI2> = T; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:96:38 + --> $DIR/duplicate.rs:99:38 | LL | type TAI3> = T; | ------------- ^^^^^^^^^^^^^ re-bound here @@ -320,7 +320,7 @@ LL | type TAI3> = T; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:98:44 + --> $DIR/duplicate.rs:101:44 | LL | type TAW1 where T: Iterator = T; | ---------- ^^^^^^^^^^ re-bound here @@ -328,7 +328,7 @@ LL | type TAW1 where T: Iterator = T; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:100:44 + --> $DIR/duplicate.rs:103:44 | LL | type TAW2 where T: Iterator = T; | ---------- ^^^^^^^^^^ re-bound here @@ -336,7 +336,7 @@ LL | type TAW2 where T: Iterator = T; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:102:47 + --> $DIR/duplicate.rs:105:47 | LL | type TAW3 where T: Iterator = T; | ------------- ^^^^^^^^^^^^^ re-bound here @@ -344,7 +344,7 @@ LL | type TAW3 where T: Iterator = T; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:105:36 + --> $DIR/duplicate.rs:108:36 | LL | type ETAI1> = impl Copy; | ---------- ^^^^^^^^^^ re-bound here @@ -352,7 +352,7 @@ LL | type ETAI1> = impl Copy; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:107:36 + --> $DIR/duplicate.rs:110:36 | LL | type ETAI2> = impl Copy; | ---------- ^^^^^^^^^^ re-bound here @@ -360,7 +360,7 @@ LL | type ETAI2> = impl Copy; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:109:39 + --> $DIR/duplicate.rs:112:39 | LL | type ETAI3> = impl Copy; | ------------- ^^^^^^^^^^^^^ re-bound here @@ -368,7 +368,7 @@ LL | type ETAI3> = impl Copy; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:111:40 + --> $DIR/duplicate.rs:114:40 | LL | type ETAI4 = impl Iterator; | ---------- ^^^^^^^^^^ re-bound here @@ -376,7 +376,7 @@ LL | type ETAI4 = impl Iterator; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:113:40 + --> $DIR/duplicate.rs:116:40 | LL | type ETAI5 = impl Iterator; | ---------- ^^^^^^^^^^ re-bound here @@ -384,7 +384,7 @@ LL | type ETAI5 = impl Iterator; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:115:43 + --> $DIR/duplicate.rs:118:43 | LL | type ETAI6 = impl Iterator; | ------------- ^^^^^^^^^^^^^ re-bound here @@ -392,7 +392,7 @@ LL | type ETAI6 = impl Iterator; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:118:36 + --> $DIR/duplicate.rs:121:36 | LL | trait TRI1> {} | ---------- ^^^^^^^^^^ re-bound here @@ -400,7 +400,7 @@ LL | trait TRI1> {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:120:36 + --> $DIR/duplicate.rs:123:36 | LL | trait TRI2> {} | ---------- ^^^^^^^^^^ re-bound here @@ -408,7 +408,7 @@ LL | trait TRI2> {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:122:39 + --> $DIR/duplicate.rs:125:39 | LL | trait TRI3> {} | ------------- ^^^^^^^^^^^^^ re-bound here @@ -416,7 +416,7 @@ LL | trait TRI3> {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:124:34 + --> $DIR/duplicate.rs:127:34 | LL | trait TRS1: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -424,7 +424,7 @@ LL | trait TRS1: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:126:34 + --> $DIR/duplicate.rs:129:34 | LL | trait TRS2: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -432,7 +432,7 @@ LL | trait TRS2: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:128:37 + --> $DIR/duplicate.rs:131:37 | LL | trait TRS3: Iterator {} | ------------- ^^^^^^^^^^^^^ re-bound here @@ -440,7 +440,7 @@ LL | trait TRS3: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:130:45 + --> $DIR/duplicate.rs:133:45 | LL | trait TRW1 where T: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -448,7 +448,7 @@ LL | trait TRW1 where T: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:132:45 + --> $DIR/duplicate.rs:135:45 | LL | trait TRW2 where T: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -456,7 +456,7 @@ LL | trait TRW2 where T: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:134:48 + --> $DIR/duplicate.rs:137:48 | LL | trait TRW3 where T: Iterator {} | ------------- ^^^^^^^^^^^^^ re-bound here @@ -464,7 +464,7 @@ LL | trait TRW3 where T: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:136:46 + --> $DIR/duplicate.rs:139:46 | LL | trait TRSW1 where Self: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -472,7 +472,7 @@ LL | trait TRSW1 where Self: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:136:46 + --> $DIR/duplicate.rs:139:46 | LL | trait TRSW1 where Self: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -480,7 +480,7 @@ LL | trait TRSW1 where Self: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:139:46 + --> $DIR/duplicate.rs:142:46 | LL | trait TRSW2 where Self: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -488,7 +488,7 @@ LL | trait TRSW2 where Self: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:139:46 + --> $DIR/duplicate.rs:142:46 | LL | trait TRSW2 where Self: Iterator {} | ---------- ^^^^^^^^^^ re-bound here @@ -496,7 +496,7 @@ LL | trait TRSW2 where Self: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:142:49 + --> $DIR/duplicate.rs:145:49 | LL | trait TRSW3 where Self: Iterator {} | ------------- ^^^^^^^^^^^^^ re-bound here @@ -504,7 +504,7 @@ LL | trait TRSW3 where Self: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:142:49 + --> $DIR/duplicate.rs:145:49 | LL | trait TRSW3 where Self: Iterator {} | ------------- ^^^^^^^^^^^^^ re-bound here @@ -512,7 +512,7 @@ LL | trait TRSW3 where Self: Iterator {} | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:152:40 + --> $DIR/duplicate.rs:155:40 | LL | type TADyn1 = dyn Iterator; | ---------- ^^^^^^^^^^ re-bound here @@ -520,7 +520,7 @@ LL | type TADyn1 = dyn Iterator; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:154:44 + --> $DIR/duplicate.rs:157:44 | LL | type TADyn2 = Box>; | ---------- ^^^^^^^^^^ re-bound here @@ -528,7 +528,7 @@ LL | type TADyn2 = Box>; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:156:43 + --> $DIR/duplicate.rs:159:43 | LL | type TADyn3 = dyn Iterator; | ------------- ^^^^^^^^^^^^^ re-bound here @@ -536,7 +536,7 @@ LL | type TADyn3 = dyn Iterator; | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:145:43 + --> $DIR/duplicate.rs:148:43 | LL | trait TRA1 { type A: Iterator; } | ---------- ^^^^^^^^^^ re-bound here @@ -544,7 +544,7 @@ LL | trait TRA1 { type A: Iterator; } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:147:43 + --> $DIR/duplicate.rs:150:43 | LL | trait TRA2 { type A: Iterator; } | ---------- ^^^^^^^^^^ re-bound here @@ -552,7 +552,7 @@ LL | trait TRA2 { type A: Iterator; } | `Item` bound here first error[E0719]: the value of the associated type `Item` (from trait `Iterator`) is already specified - --> $DIR/duplicate.rs:149:46 + --> $DIR/duplicate.rs:152:46 | LL | trait TRA3 { type A: Iterator; } | ------------- ^^^^^^^^^^^^^ re-bound here diff --git a/src/test/ui/associated-type-bounds/duplicate.rs b/src/test/ui/associated-type-bounds/duplicate.rs index 39df9ba02fdf5..a7bbeaf38e74f 100644 --- a/src/test/ui/associated-type-bounds/duplicate.rs +++ b/src/test/ui/associated-type-bounds/duplicate.rs @@ -1,7 +1,10 @@ // ignore-tidy-linelength #![feature(associated_type_bounds)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![feature(impl_trait_in_bindings)] //~ WARN the feature `impl_trait_in_bindings` is incomplete #![feature(untagged_unions)] diff --git a/src/test/ui/associated-type-bounds/trait-alias-impl-trait.full_tait.stderr b/src/test/ui/associated-type-bounds/trait-alias-impl-trait.full_tait.stderr new file mode 100644 index 0000000000000..d4da4babf4e11 --- /dev/null +++ b/src/test/ui/associated-type-bounds/trait-alias-impl-trait.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/trait-alias-impl-trait.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/associated-type-bounds/trait-alias-impl-trait.rs b/src/test/ui/associated-type-bounds/trait-alias-impl-trait.rs index 025540ce20070..cf20631af5bca 100644 --- a/src/test/ui/associated-type-bounds/trait-alias-impl-trait.rs +++ b/src/test/ui/associated-type-bounds/trait-alias-impl-trait.rs @@ -1,7 +1,10 @@ // run-pass #![feature(associated_type_bounds)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::ops::Add; diff --git a/src/test/ui/associated-types/issue-63591.full_tait.stderr b/src/test/ui/associated-types/issue-63591.full_tait.stderr new file mode 100644 index 0000000000000..9857f7e2677a8 --- /dev/null +++ b/src/test/ui/associated-types/issue-63591.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-63591.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/associated-types/issue-63591.rs b/src/test/ui/associated-types/issue-63591.rs index 4d2e39f4da60c..bba9ae2d9e70f 100644 --- a/src/test/ui/associated-types/issue-63591.rs +++ b/src/test/ui/associated-types/issue-63591.rs @@ -1,7 +1,10 @@ // check-pass #![feature(associated_type_bounds)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/async-await/issues/issue-60655-latebound-regions.full_tait.stderr b/src/test/ui/async-await/issues/issue-60655-latebound-regions.full_tait.stderr new file mode 100644 index 0000000000000..cc61becd71b1f --- /dev/null +++ b/src/test/ui/async-await/issues/issue-60655-latebound-regions.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-60655-latebound-regions.rs:8:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/async-await/issues/issue-60655-latebound-regions.rs b/src/test/ui/async-await/issues/issue-60655-latebound-regions.rs index 66a3b07c3bd96..f8b6a43896166 100644 --- a/src/test/ui/async-await/issues/issue-60655-latebound-regions.rs +++ b/src/test/ui/async-await/issues/issue-60655-latebound-regions.rs @@ -3,7 +3,10 @@ // check-pass // edition:2018 -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::future::Future; diff --git a/src/test/ui/feature-gates/feature-gate-min_type_alias_impl_trait.rs b/src/test/ui/feature-gates/feature-gate-min_type_alias_impl_trait.rs new file mode 100644 index 0000000000000..ffe297a5a6a2f --- /dev/null +++ b/src/test/ui/feature-gates/feature-gate-min_type_alias_impl_trait.rs @@ -0,0 +1,50 @@ +// ignore-compare-mode-chalk +use std::fmt::Debug; + +type Foo = impl Debug; //~ ERROR `impl Trait` in type aliases is unstable + +trait Bar { + type Baa: Debug; + fn define() -> Self::Baa; +} + +impl Bar for () { + type Baa = impl Debug; //~ ERROR `impl Trait` in type aliases is unstable + fn define() -> Self::Baa { + 0 + } +} + +fn define() -> Foo { + 0 +} + +trait TraitWithDefault { + type Assoc = impl Debug; + //~^ ERROR associated type defaults are unstable + //~| ERROR `impl Trait` not allowed outside of function + //~| ERROR `impl Trait` in type aliases is unstable +} + +type NestedFree = (Vec, impl Debug, impl Iterator); +//~^ ERROR `impl Trait` in type aliases is unstable +//~| ERROR `impl Trait` in type aliases is unstable +//~| ERROR `impl Trait` in type aliases is unstable +//~| ERROR `impl Trait` in type aliases is unstable + +fn define_multiple() -> NestedFree { + (vec![true], 0u8, 0i32..1) +} + +impl Bar for u8 { + type Baa = (Vec, impl Debug, impl Iterator + Debug); + //~^ ERROR `impl Trait` in type aliases is unstable + //~| ERROR `impl Trait` in type aliases is unstable + //~| ERROR `impl Trait` in type aliases is unstable + //~| ERROR `impl Trait` in type aliases is unstable + fn define() -> Self::Baa { + (vec![true], 0u8, 0i32..1) + } +} + +fn main() {} diff --git a/src/test/ui/feature-gates/feature-gate-min_type_alias_impl_trait.stderr b/src/test/ui/feature-gates/feature-gate-min_type_alias_impl_trait.stderr new file mode 100644 index 0000000000000..b82867c67025a --- /dev/null +++ b/src/test/ui/feature-gates/feature-gate-min_type_alias_impl_trait.stderr @@ -0,0 +1,118 @@ +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:4:12 + | +LL | type Foo = impl Debug; + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:12:16 + | +LL | type Baa = impl Debug; + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: associated type defaults are unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:23:5 + | +LL | type Assoc = impl Debug; + | ^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #29661 for more information + = help: add `#![feature(associated_type_defaults)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:23:18 + | +LL | type Assoc = impl Debug; + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:29:24 + | +LL | type NestedFree = (Vec, impl Debug, impl Iterator); + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:29:37 + | +LL | type NestedFree = (Vec, impl Debug, impl Iterator); + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:29:49 + | +LL | type NestedFree = (Vec, impl Debug, impl Iterator); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:29:70 + | +LL | type NestedFree = (Vec, impl Debug, impl Iterator); + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:40:21 + | +LL | type Baa = (Vec, impl Debug, impl Iterator + Debug); + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:40:34 + | +LL | type Baa = (Vec, impl Debug, impl Iterator + Debug); + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:40:46 + | +LL | type Baa = (Vec, impl Debug, impl Iterator + Debug); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: `impl Trait` in type aliases is unstable + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:40:67 + | +LL | type Baa = (Vec, impl Debug, impl Iterator + Debug); + | ^^^^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0562]: `impl Trait` not allowed outside of function and inherent method return types + --> $DIR/feature-gate-min_type_alias_impl_trait.rs:23:18 + | +LL | type Assoc = impl Debug; + | ^^^^^^^^^^ + +error: aborting due to 13 previous errors + +Some errors have detailed explanations: E0562, E0658. +For more information about an error, try `rustc --explain E0562`. diff --git a/src/test/ui/feature-gates/feature-gate-type_alias_impl_trait.rs b/src/test/ui/feature-gates/feature-gate-type_alias_impl_trait.rs index ffe297a5a6a2f..dfd82a25f4c87 100644 --- a/src/test/ui/feature-gates/feature-gate-type_alias_impl_trait.rs +++ b/src/test/ui/feature-gates/feature-gate-type_alias_impl_trait.rs @@ -1,50 +1,37 @@ // ignore-compare-mode-chalk +#![feature(min_type_alias_impl_trait)] use std::fmt::Debug; -type Foo = impl Debug; //~ ERROR `impl Trait` in type aliases is unstable +type Foo = impl Debug; +//~^ ERROR could not find defining uses -trait Bar { - type Baa: Debug; - fn define() -> Self::Baa; +struct Bar(Foo); +fn define() -> Bar { + Bar(42) //~ ERROR mismatched types } -impl Bar for () { - type Baa = impl Debug; //~ ERROR `impl Trait` in type aliases is unstable - fn define() -> Self::Baa { - 0 - } -} - -fn define() -> Foo { - 0 -} +type Foo2 = impl Debug; -trait TraitWithDefault { - type Assoc = impl Debug; - //~^ ERROR associated type defaults are unstable - //~| ERROR `impl Trait` not allowed outside of function - //~| ERROR `impl Trait` in type aliases is unstable +fn define2() { + let x = || -> Foo2 { 42 }; //~ ERROR not permitted here } -type NestedFree = (Vec, impl Debug, impl Iterator); -//~^ ERROR `impl Trait` in type aliases is unstable -//~| ERROR `impl Trait` in type aliases is unstable -//~| ERROR `impl Trait` in type aliases is unstable -//~| ERROR `impl Trait` in type aliases is unstable +type Foo3 = impl Debug; +//~^ ERROR could not find defining uses -fn define_multiple() -> NestedFree { - (vec![true], 0u8, 0i32..1) +fn define3(x: Foo3) { + let y: i32 = x; //~ ERROR mismatched types } +fn define3_1() { + define3(42) //~ ERROR mismatched types +} + +type Foo4 = impl Debug; +//~^ ERROR could not find defining uses -impl Bar for u8 { - type Baa = (Vec, impl Debug, impl Iterator + Debug); - //~^ ERROR `impl Trait` in type aliases is unstable - //~| ERROR `impl Trait` in type aliases is unstable - //~| ERROR `impl Trait` in type aliases is unstable - //~| ERROR `impl Trait` in type aliases is unstable - fn define() -> Self::Baa { - (vec![true], 0u8, 0i32..1) - } +fn define4() { + let y: Foo4 = 42; + //~^ ERROR not permitted here } fn main() {} diff --git a/src/test/ui/feature-gates/feature-gate-type_alias_impl_trait.stderr b/src/test/ui/feature-gates/feature-gate-type_alias_impl_trait.stderr index b32cf94985497..43fd76ef0ed9f 100644 --- a/src/test/ui/feature-gates/feature-gate-type_alias_impl_trait.stderr +++ b/src/test/ui/feature-gates/feature-gate-type_alias_impl_trait.stderr @@ -1,118 +1,78 @@ -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:4:12 +error[E0308]: mismatched types + --> $DIR/feature-gate-type_alias_impl_trait.rs:10:9 | LL | type Foo = impl Debug; - | ^^^^^^^^^^ + | ---------- the expected opaque type +... +LL | Bar(42) + | ^^ expected opaque type, found integer | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + = note: expected opaque type `impl Debug` + found type `{integer}` -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:12:16 +error[E0658]: type alias impl trait is not permitted here + --> $DIR/feature-gate-type_alias_impl_trait.rs:16:19 | -LL | type Baa = impl Debug; - | ^^^^^^^^^^ +LL | let x = || -> Foo2 { 42 }; + | ^^^^ | = note: see issue #63063 for more information = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable -error[E0658]: associated type defaults are unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:23:5 - | -LL | type Assoc = impl Debug; - | ^^^^^^^^^^^^^^^^^^^^^^^^ - | - = note: see issue #29661 for more information - = help: add `#![feature(associated_type_defaults)]` to the crate attributes to enable - -error[E0658]: `impl Trait` in type aliases is unstable +error[E0308]: mismatched types --> $DIR/feature-gate-type_alias_impl_trait.rs:23:18 | -LL | type Assoc = impl Debug; - | ^^^^^^^^^^ +LL | type Foo3 = impl Debug; + | ---------- the found opaque type +... +LL | let y: i32 = x; + | --- ^ expected `i32`, found opaque type + | | + | expected due to this | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + = note: expected type `i32` + found opaque type `impl Debug` -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:29:24 +error[E0308]: mismatched types + --> $DIR/feature-gate-type_alias_impl_trait.rs:26:13 | -LL | type NestedFree = (Vec, impl Debug, impl Iterator); - | ^^^^^^^^^^ +LL | type Foo3 = impl Debug; + | ---------- the expected opaque type +... +LL | define3(42) + | ^^ expected opaque type, found integer | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + = note: expected opaque type `impl Debug` + found type `{integer}` -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:29:37 +error[E0658]: type alias impl trait is not permitted here + --> $DIR/feature-gate-type_alias_impl_trait.rs:33:12 | -LL | type NestedFree = (Vec, impl Debug, impl Iterator); - | ^^^^^^^^^^ +LL | let y: Foo4 = 42; + | ^^^^ | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable - -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:29:49 - | -LL | type NestedFree = (Vec, impl Debug, impl Iterator); - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:29:70 - | -LL | type NestedFree = (Vec, impl Debug, impl Iterator); - | ^^^^^^^^^^ +error: could not find defining uses + --> $DIR/feature-gate-type_alias_impl_trait.rs:5:12 | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable - -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:40:21 - | -LL | type Baa = (Vec, impl Debug, impl Iterator + Debug); - | ^^^^^^^^^^ - | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable - -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:40:34 - | -LL | type Baa = (Vec, impl Debug, impl Iterator + Debug); - | ^^^^^^^^^^ - | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable - -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:40:46 - | -LL | type Baa = (Vec, impl Debug, impl Iterator + Debug); - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable +LL | type Foo = impl Debug; + | ^^^^^^^^^^ -error[E0658]: `impl Trait` in type aliases is unstable - --> $DIR/feature-gate-type_alias_impl_trait.rs:40:67 - | -LL | type Baa = (Vec, impl Debug, impl Iterator + Debug); - | ^^^^^^^^^^ +error: could not find defining uses + --> $DIR/feature-gate-type_alias_impl_trait.rs:19:13 | - = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable +LL | type Foo3 = impl Debug; + | ^^^^^^^^^^ -error[E0562]: `impl Trait` not allowed outside of function and inherent method return types - --> $DIR/feature-gate-type_alias_impl_trait.rs:23:18 +error: could not find defining uses + --> $DIR/feature-gate-type_alias_impl_trait.rs:29:13 | -LL | type Assoc = impl Debug; - | ^^^^^^^^^^ +LL | type Foo4 = impl Debug; + | ^^^^^^^^^^ -error: aborting due to 13 previous errors +error: aborting due to 8 previous errors -Some errors have detailed explanations: E0562, E0658. -For more information about an error, try `rustc --explain E0562`. +Some errors have detailed explanations: E0308, E0658. +For more information about an error, try `rustc --explain E0308`. diff --git a/src/test/ui/generator/layout-error.full_tait.stderr b/src/test/ui/generator/layout-error.full_tait.stderr new file mode 100644 index 0000000000000..805a4d1d000cd --- /dev/null +++ b/src/test/ui/generator/layout-error.full_tait.stderr @@ -0,0 +1,26 @@ +error[E0425]: cannot find value `Foo` in this scope + --> $DIR/layout-error.rs:25:17 + | +LL | let a = Foo; + | ^^^ not found in this scope + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/layout-error.rs:8:32 + | +LL | #![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63065 for more information + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/layout-error.rs:8:56 + | +LL | #![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63063 for more information + +error: aborting due to previous error; 2 warnings emitted + +For more information about this error, try `rustc --explain E0425`. diff --git a/src/test/ui/generator/layout-error.min_tait.stderr b/src/test/ui/generator/layout-error.min_tait.stderr new file mode 100644 index 0000000000000..be469d781b5c6 --- /dev/null +++ b/src/test/ui/generator/layout-error.min_tait.stderr @@ -0,0 +1,40 @@ +error[E0425]: cannot find value `Foo` in this scope + --> $DIR/layout-error.rs:25:17 + | +LL | let a = Foo; + | ^^^ not found in this scope + +error[E0658]: type alias impl trait is not permitted here + --> $DIR/layout-error.rs:31:27 + | +LL | Task::spawn(&POOL, || cb()); + | ^ + | + = note: see issue #63063 for more information + = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: type alias impl trait is not permitted here + --> $DIR/layout-error.rs:30:28 + | +LL | static POOL: Task = Task::new(); + | ^^^^^^^^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: concrete type differs from previous defining opaque type use + --> $DIR/layout-error.rs:31:24 + | +LL | Task::spawn(&POOL, || cb()); + | ^^^^^^^ expected `[type error]`, got `impl Future` + | +note: previous use here + --> $DIR/layout-error.rs:30:5 + | +LL | static POOL: Task = Task::new(); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 4 previous errors + +Some errors have detailed explanations: E0425, E0658. +For more information about an error, try `rustc --explain E0425`. diff --git a/src/test/ui/generator/layout-error.rs b/src/test/ui/generator/layout-error.rs index 059867277ad43..9f15a6b2eca00 100644 --- a/src/test/ui/generator/layout-error.rs +++ b/src/test/ui/generator/layout-error.rs @@ -3,12 +3,16 @@ // // edition:2018 -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete use std::future::Future; pub struct Task(F); impl Task { - fn new() -> Self { + const fn new() -> Self { todo!() } fn spawn(&self, _: impl FnOnce() -> F) { @@ -23,6 +27,7 @@ fn main() { type F = impl Future; // Check that statics are inhabited computes they layout. - static POOL: Task = Task::new(); - Task::spawn(&POOL, || cb()); + static POOL: Task = Task::new(); //[min_tait]~ ERROR not permitted here + Task::spawn(&POOL, || cb()); //[min_tait]~ ERROR type alias impl trait is not permitted here + //[min_tait]~^ ERROR concrete type differs from previous } diff --git a/src/test/ui/generator/layout-error.stderr b/src/test/ui/generator/layout-error.stderr deleted file mode 100644 index b1a258f4f2ca7..0000000000000 --- a/src/test/ui/generator/layout-error.stderr +++ /dev/null @@ -1,9 +0,0 @@ -error[E0425]: cannot find value `Foo` in this scope - --> $DIR/layout-error.rs:21:17 - | -LL | let a = Foo; - | ^^^ not found in this scope - -error: aborting due to previous error - -For more information about this error, try `rustc --explain E0425`. diff --git a/src/test/ui/generator/metadata-sufficient-for-layout.full_tait.stderr b/src/test/ui/generator/metadata-sufficient-for-layout.full_tait.stderr new file mode 100644 index 0000000000000..ce874c1518c0e --- /dev/null +++ b/src/test/ui/generator/metadata-sufficient-for-layout.full_tait.stderr @@ -0,0 +1,25 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/metadata-sufficient-for-layout.rs:10:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/metadata-sufficient-for-layout.rs:10:55 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +error: fatal error triggered by #[rustc_error] + --> $DIR/metadata-sufficient-for-layout.rs:29:1 + | +LL | fn main() {} + | ^^^^^^^^^ + +error: aborting due to previous error; 2 warnings emitted + diff --git a/src/test/ui/generator/metadata-sufficient-for-layout.min_tait.stderr b/src/test/ui/generator/metadata-sufficient-for-layout.min_tait.stderr new file mode 100644 index 0000000000000..e2b0d3622a600 --- /dev/null +++ b/src/test/ui/generator/metadata-sufficient-for-layout.min_tait.stderr @@ -0,0 +1,24 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/metadata-sufficient-for-layout.rs:22:23 + | +LL | static A: Option = None; + | ^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: concrete type differs from previous defining opaque type use + --> $DIR/metadata-sufficient-for-layout.rs:25:1 + | +LL | fn f() -> F { metadata_sufficient_for_layout::g() } + | ^^^^^^^^^^^ expected `[type error]`, got `impl Generator` + | +note: previous use here + --> $DIR/metadata-sufficient-for-layout.rs:22:1 + | +LL | static A: Option = None; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/generator/metadata-sufficient-for-layout.rs b/src/test/ui/generator/metadata-sufficient-for-layout.rs index 9c82359a0be05..f206093d9710c 100644 --- a/src/test/ui/generator/metadata-sufficient-for-layout.rs +++ b/src/test/ui/generator/metadata-sufficient-for-layout.rs @@ -4,9 +4,12 @@ // Regression test for #80998. // // aux-build:metadata-sufficient-for-layout.rs -// check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait, rustc_attrs)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete #![feature(generator_trait)] extern crate metadata_sufficient_for_layout; @@ -17,7 +20,10 @@ type F = impl Generator<(), Yield = (), Return = ()>; // Static queries the layout of the generator. static A: Option = None; +//[min_tait]~^ ERROR not permitted here fn f() -> F { metadata_sufficient_for_layout::g() } +//[min_tait]~^ ERROR concrete type differs -fn main() {} +#[rustc_error] +fn main() {} //[full_tait]~ ERROR diff --git a/src/test/ui/impl-trait/associated-impl-trait-type-generic-trait.full_tait.stderr b/src/test/ui/impl-trait/associated-impl-trait-type-generic-trait.full_tait.stderr new file mode 100644 index 0000000000000..174c4c62da92e --- /dev/null +++ b/src/test/ui/impl-trait/associated-impl-trait-type-generic-trait.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/associated-impl-trait-type-generic-trait.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/impl-trait/associated-impl-trait-type-generic-trait.rs b/src/test/ui/impl-trait/associated-impl-trait-type-generic-trait.rs index 6c7c46b0e3dbb..b2dad596ffa9c 100644 --- a/src/test/ui/impl-trait/associated-impl-trait-type-generic-trait.rs +++ b/src/test/ui/impl-trait/associated-impl-trait-type-generic-trait.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete // build-pass (FIXME(62277): could be check-pass?) trait Bar {} diff --git a/src/test/ui/impl-trait/associated-impl-trait-type-trivial.full_tait.stderr b/src/test/ui/impl-trait/associated-impl-trait-type-trivial.full_tait.stderr new file mode 100644 index 0000000000000..e3dd4a60b4df7 --- /dev/null +++ b/src/test/ui/impl-trait/associated-impl-trait-type-trivial.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/associated-impl-trait-type-trivial.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/impl-trait/associated-impl-trait-type-trivial.rs b/src/test/ui/impl-trait/associated-impl-trait-type-trivial.rs index cdda341cad87a..c101ba2294830 100644 --- a/src/test/ui/impl-trait/associated-impl-trait-type-trivial.rs +++ b/src/test/ui/impl-trait/associated-impl-trait-type-trivial.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete // build-pass (FIXME(62277): could be check-pass?) trait Bar {} diff --git a/src/test/ui/impl-trait/associated-impl-trait-type.full_tait.stderr b/src/test/ui/impl-trait/associated-impl-trait-type.full_tait.stderr new file mode 100644 index 0000000000000..39147b00a346e --- /dev/null +++ b/src/test/ui/impl-trait/associated-impl-trait-type.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/associated-impl-trait-type.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/impl-trait/associated-impl-trait-type.rs b/src/test/ui/impl-trait/associated-impl-trait-type.rs index d0661d66f4b48..5c28eba2261fc 100644 --- a/src/test/ui/impl-trait/associated-impl-trait-type.rs +++ b/src/test/ui/impl-trait/associated-impl-trait-type.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete // build-pass (FIXME(62277): could be check-pass?) trait Bar {} diff --git a/src/test/ui/impl-trait/auto-trait.full_tait.stderr b/src/test/ui/impl-trait/auto-trait.full_tait.stderr new file mode 100644 index 0000000000000..7ac08ab492129 --- /dev/null +++ b/src/test/ui/impl-trait/auto-trait.full_tait.stderr @@ -0,0 +1,21 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/auto-trait.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0119]: conflicting implementations of trait `AnotherTrait` for type `D`: + --> $DIR/auto-trait.rs:24:1 + | +LL | impl AnotherTrait for T {} + | -------------------------------- first implementation here +... +LL | impl AnotherTrait for D { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `D` + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0119`. diff --git a/src/test/ui/impl-trait/auto-trait.stderr b/src/test/ui/impl-trait/auto-trait.min_tait.stderr similarity index 93% rename from src/test/ui/impl-trait/auto-trait.stderr rename to src/test/ui/impl-trait/auto-trait.min_tait.stderr index 16fe1b56b50c6..a497dd67e9e08 100644 --- a/src/test/ui/impl-trait/auto-trait.stderr +++ b/src/test/ui/impl-trait/auto-trait.min_tait.stderr @@ -1,5 +1,5 @@ error[E0119]: conflicting implementations of trait `AnotherTrait` for type `D`: - --> $DIR/auto-trait.rs:21:1 + --> $DIR/auto-trait.rs:24:1 | LL | impl AnotherTrait for T {} | -------------------------------- first implementation here diff --git a/src/test/ui/impl-trait/auto-trait.rs b/src/test/ui/impl-trait/auto-trait.rs index cf2773f4ef59d..c965a34c12b32 100644 --- a/src/test/ui/impl-trait/auto-trait.rs +++ b/src/test/ui/impl-trait/auto-trait.rs @@ -1,6 +1,9 @@ // Tests that type alias impls traits do not leak auto-traits for // the purposes of coherence checking -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait OpaqueTrait {} impl OpaqueTrait for T {} diff --git a/src/test/ui/impl-trait/bound-normalization-pass.rs b/src/test/ui/impl-trait/bound-normalization-pass.rs index 3e6884ef10fa6..6a01753b4c29c 100644 --- a/src/test/ui/impl-trait/bound-normalization-pass.rs +++ b/src/test/ui/impl-trait/bound-normalization-pass.rs @@ -4,7 +4,7 @@ //[sa] compile-flags: -Z save-analysis //-^ To make this the regression test for #75962. -#![feature(type_alias_impl_trait)] +#![feature(min_type_alias_impl_trait)] #![feature(impl_trait_in_bindings)] //~^ WARNING the feature `impl_trait_in_bindings` is incomplete diff --git a/src/test/ui/impl-trait/issue-55872-1.full_tait.stderr b/src/test/ui/impl-trait/issue-55872-1.full_tait.stderr new file mode 100644 index 0000000000000..5195333884a83 --- /dev/null +++ b/src/test/ui/impl-trait/issue-55872-1.full_tait.stderr @@ -0,0 +1,57 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-55872-1.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0276]: impl has stricter requirements than trait + --> $DIR/issue-55872-1.rs:18:5 + | +LL | fn foo() -> Self::E; + | ----------------------- definition of `foo` from trait +... +LL | fn foo() -> Self::E { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ impl has extra requirement `T: Default` + +error[E0277]: the trait bound `S: Copy` is not satisfied in `(S, T)` + --> $DIR/issue-55872-1.rs:14:14 + | +LL | type E = impl Copy; + | ^^^^^^^^^ within `(S, T)`, the trait `Copy` is not implemented for `S` + | + = note: required because it appears within the type `(S, T)` +help: consider further restricting this bound + | +LL | impl Bar for S { + | ^^^^^^ + +error[E0277]: the trait bound `T: Copy` is not satisfied in `(S, T)` + --> $DIR/issue-55872-1.rs:14:14 + | +LL | type E = impl Copy; + | ^^^^^^^^^ within `(S, T)`, the trait `Copy` is not implemented for `T` + | + = note: required because it appears within the type `(S, T)` +help: consider further restricting this bound + | +LL | fn foo() -> Self::E { + | ^^^^^^ + +error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/issue-55872-1.rs:18:37 + | +LL | fn foo() -> Self::E { + | _____________________________________^ +LL | | +LL | | +LL | | (S::default(), T::default()) +LL | | } + | |_____^ + +error: aborting due to 4 previous errors; 1 warning emitted + +Some errors have detailed explanations: E0276, E0277. +For more information about an error, try `rustc --explain E0276`. diff --git a/src/test/ui/impl-trait/issue-55872-1.stderr b/src/test/ui/impl-trait/issue-55872-1.min_tait.stderr similarity index 91% rename from src/test/ui/impl-trait/issue-55872-1.stderr rename to src/test/ui/impl-trait/issue-55872-1.min_tait.stderr index 64c536cf1fe30..26fc200c2a2d5 100644 --- a/src/test/ui/impl-trait/issue-55872-1.stderr +++ b/src/test/ui/impl-trait/issue-55872-1.min_tait.stderr @@ -1,5 +1,5 @@ error[E0276]: impl has stricter requirements than trait - --> $DIR/issue-55872-1.rs:15:5 + --> $DIR/issue-55872-1.rs:18:5 | LL | fn foo() -> Self::E; | ----------------------- definition of `foo` from trait @@ -8,7 +8,7 @@ LL | fn foo() -> Self::E { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ impl has extra requirement `T: Default` error[E0277]: the trait bound `S: Copy` is not satisfied in `(S, T)` - --> $DIR/issue-55872-1.rs:11:14 + --> $DIR/issue-55872-1.rs:14:14 | LL | type E = impl Copy; | ^^^^^^^^^ within `(S, T)`, the trait `Copy` is not implemented for `S` @@ -20,7 +20,7 @@ LL | impl Bar for S { | ^^^^^^ error[E0277]: the trait bound `T: Copy` is not satisfied in `(S, T)` - --> $DIR/issue-55872-1.rs:11:14 + --> $DIR/issue-55872-1.rs:14:14 | LL | type E = impl Copy; | ^^^^^^^^^ within `(S, T)`, the trait `Copy` is not implemented for `T` @@ -32,7 +32,7 @@ LL | fn foo() -> Self::E { | ^^^^^^ error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-55872-1.rs:15:37 + --> $DIR/issue-55872-1.rs:18:37 | LL | fn foo() -> Self::E { | _____________________________________^ diff --git a/src/test/ui/impl-trait/issue-55872-1.rs b/src/test/ui/impl-trait/issue-55872-1.rs index a746ed09af55b..e5e437cd84b6d 100644 --- a/src/test/ui/impl-trait/issue-55872-1.rs +++ b/src/test/ui/impl-trait/issue-55872-1.rs @@ -1,5 +1,8 @@ // ignore-tidy-linelength -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub trait Bar { type E: Copy; diff --git a/src/test/ui/impl-trait/issue-55872-2.full_tait.stderr b/src/test/ui/impl-trait/issue-55872-2.full_tait.stderr new file mode 100644 index 0000000000000..14a5c0ba97e33 --- /dev/null +++ b/src/test/ui/impl-trait/issue-55872-2.full_tait.stderr @@ -0,0 +1,28 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-55872-2.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0277]: the trait bound `impl Future: Copy` is not satisfied + --> $DIR/issue-55872-2.rs:17:14 + | +LL | type E = impl std::marker::Copy; + | ^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `impl Future` + +error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/issue-55872-2.rs:19:28 + | +LL | fn foo() -> Self::E { + | ____________________________^ +LL | | +LL | | async {} +LL | | } + | |_____^ + +error: aborting due to 2 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/impl-trait/issue-55872-2.stderr b/src/test/ui/impl-trait/issue-55872-2.min_tait.stderr similarity index 89% rename from src/test/ui/impl-trait/issue-55872-2.stderr rename to src/test/ui/impl-trait/issue-55872-2.min_tait.stderr index f954ce9f090e6..c8df502345a35 100644 --- a/src/test/ui/impl-trait/issue-55872-2.stderr +++ b/src/test/ui/impl-trait/issue-55872-2.min_tait.stderr @@ -1,11 +1,11 @@ error[E0277]: the trait bound `impl Future: Copy` is not satisfied - --> $DIR/issue-55872-2.rs:14:14 + --> $DIR/issue-55872-2.rs:17:14 | LL | type E = impl std::marker::Copy; | ^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `impl Future` error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-55872-2.rs:16:28 + --> $DIR/issue-55872-2.rs:19:28 | LL | fn foo() -> Self::E { | ____________________________^ diff --git a/src/test/ui/impl-trait/issue-55872-2.rs b/src/test/ui/impl-trait/issue-55872-2.rs index ee09a66ef537a..9c2e9b860c4b0 100644 --- a/src/test/ui/impl-trait/issue-55872-2.rs +++ b/src/test/ui/impl-trait/issue-55872-2.rs @@ -2,7 +2,10 @@ // ignore-tidy-linelength // ignore-compare-mode-chalk -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub trait Bar { type E: Copy; @@ -14,7 +17,7 @@ impl Bar for S { type E = impl std::marker::Copy; //~^ ERROR the trait bound `impl Future: Copy` is not satisfied [E0277] fn foo() -> Self::E { - //~^ ERROR type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + //~^ ERROR type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias async {} } } diff --git a/src/test/ui/impl-trait/issue-55872.full_tait.stderr b/src/test/ui/impl-trait/issue-55872.full_tait.stderr new file mode 100644 index 0000000000000..5a35689a7372a --- /dev/null +++ b/src/test/ui/impl-trait/issue-55872.full_tait.stderr @@ -0,0 +1,21 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-55872.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/issue-55872.rs:17:28 + | +LL | fn foo() -> Self::E { + | ____________________________^ +LL | | +LL | | || () +LL | | } + | |_____^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/impl-trait/issue-55872.stderr b/src/test/ui/impl-trait/issue-55872.min_tait.stderr similarity index 89% rename from src/test/ui/impl-trait/issue-55872.stderr rename to src/test/ui/impl-trait/issue-55872.min_tait.stderr index 41d7beb22fa22..9baf283464383 100644 --- a/src/test/ui/impl-trait/issue-55872.stderr +++ b/src/test/ui/impl-trait/issue-55872.min_tait.stderr @@ -1,5 +1,5 @@ error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-55872.rs:14:28 + --> $DIR/issue-55872.rs:17:28 | LL | fn foo() -> Self::E { | ____________________________^ diff --git a/src/test/ui/impl-trait/issue-55872.rs b/src/test/ui/impl-trait/issue-55872.rs index b12bfbcda9dc3..9a31cf521b382 100644 --- a/src/test/ui/impl-trait/issue-55872.rs +++ b/src/test/ui/impl-trait/issue-55872.rs @@ -1,6 +1,9 @@ // ignore-tidy-linelength // ignore-compare-mode-chalk -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub trait Bar { type E: Copy; diff --git a/src/test/ui/impl-trait/issues/issue-53457.full_tait.stderr b/src/test/ui/impl-trait/issues/issue-53457.full_tait.stderr new file mode 100644 index 0000000000000..906578c291f16 --- /dev/null +++ b/src/test/ui/impl-trait/issues/issue-53457.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-53457.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/impl-trait/issues/issue-53457.rs b/src/test/ui/impl-trait/issues/issue-53457.rs index 3f97502492506..c44e7f01f25d0 100644 --- a/src/test/ui/impl-trait/issues/issue-53457.rs +++ b/src/test/ui/impl-trait/issues/issue-53457.rs @@ -1,6 +1,9 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type X = impl Clone; diff --git a/src/test/ui/impl-trait/issues/issue-70877.stderr b/src/test/ui/impl-trait/issues/issue-70877.full_tait.stderr similarity index 95% rename from src/test/ui/impl-trait/issues/issue-70877.stderr rename to src/test/ui/impl-trait/issues/issue-70877.full_tait.stderr index 3ef7087b08a10..bd4d4fdf2a6b4 100644 --- a/src/test/ui/impl-trait/issues/issue-70877.stderr +++ b/src/test/ui/impl-trait/issues/issue-70877.full_tait.stderr @@ -1,5 +1,5 @@ error[E0271]: type mismatch resolving `::Item == Box<(dyn for<'r> Fn(&'r (dyn ToString + 'r)) -> Option + 'static)>` - --> $DIR/issue-70877.rs:9:12 + --> $DIR/issue-70877.rs:11:12 | LL | type FooRet = impl std::fmt::Debug; | -------------------- the expected opaque type diff --git a/src/test/ui/impl-trait/issues/issue-70877.min_tait.stderr b/src/test/ui/impl-trait/issues/issue-70877.min_tait.stderr new file mode 100644 index 0000000000000..bd4d4fdf2a6b4 --- /dev/null +++ b/src/test/ui/impl-trait/issues/issue-70877.min_tait.stderr @@ -0,0 +1,15 @@ +error[E0271]: type mismatch resolving `::Item == Box<(dyn for<'r> Fn(&'r (dyn ToString + 'r)) -> Option + 'static)>` + --> $DIR/issue-70877.rs:11:12 + | +LL | type FooRet = impl std::fmt::Debug; + | -------------------- the expected opaque type +... +LL | type Foo = impl Iterator; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected opaque type, found enum `Option` + | + = note: expected struct `Box<(dyn for<'r> Fn(&'r (dyn ToString + 'r)) -> impl Debug + 'static)>` + found struct `Box<(dyn for<'r> Fn(&'r (dyn ToString + 'r)) -> Option + 'static)>` + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0271`. diff --git a/src/test/ui/impl-trait/issues/issue-70877.rs b/src/test/ui/impl-trait/issues/issue-70877.rs index a4a59f98fd83f..7ca0f90e2dced 100644 --- a/src/test/ui/impl-trait/issues/issue-70877.rs +++ b/src/test/ui/impl-trait/issues/issue-70877.rs @@ -1,4 +1,6 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] #![feature(impl_trait_in_bindings)] #![allow(incomplete_features)] diff --git a/src/test/ui/impl-trait/issues/issue-78722.full_tait.stderr b/src/test/ui/impl-trait/issues/issue-78722.full_tait.stderr new file mode 100644 index 0000000000000..d7327aa46bcef --- /dev/null +++ b/src/test/ui/impl-trait/issues/issue-78722.full_tait.stderr @@ -0,0 +1,35 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-78722.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-78722.rs:7:12 + | +LL | #![feature(impl_trait_in_bindings)] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +error: `async` blocks are not allowed in constants + --> $DIR/issue-78722.rs:17:20 + | +LL | let f: F = async { 1 }; + | ^^^^^^^^^^^ + +error[E0493]: destructors cannot be evaluated at compile-time + --> $DIR/issue-78722.rs:17:13 + | +LL | let f: F = async { 1 }; + | ^ constants cannot evaluate destructors +... +LL | }], + | - value is dropped here + +error: aborting due to 2 previous errors; 2 warnings emitted + +For more information about this error, try `rustc --explain E0493`. diff --git a/src/test/ui/impl-trait/issues/issue-78722.stderr b/src/test/ui/impl-trait/issues/issue-78722.min_tait.stderr similarity index 89% rename from src/test/ui/impl-trait/issues/issue-78722.stderr rename to src/test/ui/impl-trait/issues/issue-78722.min_tait.stderr index 0e1e92b912080..01ec71e7a5053 100644 --- a/src/test/ui/impl-trait/issues/issue-78722.stderr +++ b/src/test/ui/impl-trait/issues/issue-78722.min_tait.stderr @@ -1,5 +1,5 @@ warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes - --> $DIR/issue-78722.rs:4:12 + --> $DIR/issue-78722.rs:7:12 | LL | #![feature(impl_trait_in_bindings)] | ^^^^^^^^^^^^^^^^^^^^^^ @@ -8,13 +8,13 @@ LL | #![feature(impl_trait_in_bindings)] = note: see issue #63065 for more information error: `async` blocks are not allowed in constants - --> $DIR/issue-78722.rs:14:20 + --> $DIR/issue-78722.rs:17:20 | LL | let f: F = async { 1 }; | ^^^^^^^^^^^ error[E0493]: destructors cannot be evaluated at compile-time - --> $DIR/issue-78722.rs:14:13 + --> $DIR/issue-78722.rs:17:13 | LL | let f: F = async { 1 }; | ^ constants cannot evaluate destructors diff --git a/src/test/ui/impl-trait/issues/issue-78722.rs b/src/test/ui/impl-trait/issues/issue-78722.rs index 58734d3a44554..0999ec63e032c 100644 --- a/src/test/ui/impl-trait/issues/issue-78722.rs +++ b/src/test/ui/impl-trait/issues/issue-78722.rs @@ -1,6 +1,9 @@ // edition:2018 -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![feature(impl_trait_in_bindings)] //~^ WARN the feature `impl_trait_in_bindings` is incomplete diff --git a/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.full_tait.stderr b/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.full_tait.stderr new file mode 100644 index 0000000000000..b2ebc7230b945 --- /dev/null +++ b/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/error-handling-2.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0700]: hidden type for `impl Trait` captures lifetime that does not appear in bounds + --> $DIR/error-handling-2.rs:16:60 + | +LL | fn foo<'a: 'b, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> { + | ^^^^^^^^^ + | +note: hidden type `*mut &'a i32` captures the lifetime `'a` as defined on the function body at 16:8 + --> $DIR/error-handling-2.rs:16:8 + | +LL | fn foo<'a: 'b, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> { + | ^^ + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0700`. diff --git a/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr b/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.min_tait.stderr similarity index 82% rename from src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr rename to src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.min_tait.stderr index 59105f11805cd..53745c290d03d 100644 --- a/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr +++ b/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.min_tait.stderr @@ -1,11 +1,11 @@ error[E0700]: hidden type for `impl Trait` captures lifetime that does not appear in bounds - --> $DIR/error-handling-2.rs:13:60 + --> $DIR/error-handling-2.rs:16:60 | LL | fn foo<'a: 'b, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> { | ^^^^^^^^^ | -note: hidden type `*mut &'a i32` captures the lifetime `'a` as defined on the function body at 13:8 - --> $DIR/error-handling-2.rs:13:8 +note: hidden type `*mut &'a i32` captures the lifetime `'a` as defined on the function body at 16:8 + --> $DIR/error-handling-2.rs:16:8 | LL | fn foo<'a: 'b, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> { | ^^ diff --git a/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.rs b/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.rs index 96d891b2cf1d7..196ddf9b8e4ab 100644 --- a/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.rs +++ b/src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.rs @@ -1,7 +1,10 @@ // compile-flags:-Zborrowck=mir #![feature(member_constraints)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #[derive(Clone)] struct CopyIfEq(T, U); diff --git a/src/test/ui/impl-trait/multiple-lifetimes/error-handling.full_tait.stderr b/src/test/ui/impl-trait/multiple-lifetimes/error-handling.full_tait.stderr new file mode 100644 index 0000000000000..d7a9e5463b358 --- /dev/null +++ b/src/test/ui/impl-trait/multiple-lifetimes/error-handling.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/error-handling.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: lifetime may not live long enough + --> $DIR/error-handling.rs:26:16 + | +LL | fn foo<'a, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> { + | -- -- lifetime `'b` defined here + | | + | lifetime `'a` defined here +... +LL | let _: &'b i32 = *u.0; + | ^^^^^^^ type annotation requires that `'a` must outlive `'b` + | + = help: consider adding the following bound: `'a: 'b` + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/impl-trait/multiple-lifetimes/error-handling.stderr b/src/test/ui/impl-trait/multiple-lifetimes/error-handling.min_tait.stderr similarity index 92% rename from src/test/ui/impl-trait/multiple-lifetimes/error-handling.stderr rename to src/test/ui/impl-trait/multiple-lifetimes/error-handling.min_tait.stderr index 6ce3aaf49eb33..e2d745cdec804 100644 --- a/src/test/ui/impl-trait/multiple-lifetimes/error-handling.stderr +++ b/src/test/ui/impl-trait/multiple-lifetimes/error-handling.min_tait.stderr @@ -1,5 +1,5 @@ error: lifetime may not live long enough - --> $DIR/error-handling.rs:23:16 + --> $DIR/error-handling.rs:26:16 | LL | fn foo<'a, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> { | -- -- lifetime `'b` defined here diff --git a/src/test/ui/impl-trait/multiple-lifetimes/error-handling.rs b/src/test/ui/impl-trait/multiple-lifetimes/error-handling.rs index 8d02d635094be..b5adabb7abd22 100644 --- a/src/test/ui/impl-trait/multiple-lifetimes/error-handling.rs +++ b/src/test/ui/impl-trait/multiple-lifetimes/error-handling.rs @@ -1,7 +1,10 @@ // compile-flags:-Zborrowck=mir #![feature(member_constraints)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #[derive(Clone)] struct CopyIfEq(T, U); diff --git a/src/test/ui/impl-trait/multiple-lifetimes/ordinary-bounds-pick-original-type-alias-impl-trait.rs b/src/test/ui/impl-trait/multiple-lifetimes/ordinary-bounds-pick-original-type-alias-impl-trait.rs index 877940c74037b..9d345502aab4d 100644 --- a/src/test/ui/impl-trait/multiple-lifetimes/ordinary-bounds-pick-original-type-alias-impl-trait.rs +++ b/src/test/ui/impl-trait/multiple-lifetimes/ordinary-bounds-pick-original-type-alias-impl-trait.rs @@ -4,8 +4,7 @@ //[mir]compile-flags: -Z borrowck=mir #![feature(member_constraints)] -#![feature(type_alias_impl_trait)] - +#![feature(min_type_alias_impl_trait)] trait Trait<'a, 'b> { } impl Trait<'_, '_> for T { } diff --git a/src/test/ui/impl-trait/negative-reasoning.full_tait.stderr b/src/test/ui/impl-trait/negative-reasoning.full_tait.stderr new file mode 100644 index 0000000000000..2611205893f48 --- /dev/null +++ b/src/test/ui/impl-trait/negative-reasoning.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/negative-reasoning.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0119]: conflicting implementations of trait `AnotherTrait` for type `D`: + --> $DIR/negative-reasoning.rs:22:1 + | +LL | impl AnotherTrait for T {} + | ------------------------------------------- first implementation here +... +LL | impl AnotherTrait for D { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `D` + | + = note: upstream crates may add a new impl of trait `std::fmt::Debug` for type `impl OpaqueTrait` in future versions + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0119`. diff --git a/src/test/ui/impl-trait/negative-reasoning.stderr b/src/test/ui/impl-trait/negative-reasoning.min_tait.stderr similarity index 94% rename from src/test/ui/impl-trait/negative-reasoning.stderr rename to src/test/ui/impl-trait/negative-reasoning.min_tait.stderr index e43d8c857b257..bd74b56fecc10 100644 --- a/src/test/ui/impl-trait/negative-reasoning.stderr +++ b/src/test/ui/impl-trait/negative-reasoning.min_tait.stderr @@ -1,5 +1,5 @@ error[E0119]: conflicting implementations of trait `AnotherTrait` for type `D`: - --> $DIR/negative-reasoning.rs:19:1 + --> $DIR/negative-reasoning.rs:22:1 | LL | impl AnotherTrait for T {} | ------------------------------------------- first implementation here diff --git a/src/test/ui/impl-trait/negative-reasoning.rs b/src/test/ui/impl-trait/negative-reasoning.rs index d173fe83fb791..7f608cc99db15 100644 --- a/src/test/ui/impl-trait/negative-reasoning.rs +++ b/src/test/ui/impl-trait/negative-reasoning.rs @@ -1,6 +1,9 @@ // Tests that we cannot assume that an opaque type does *not* implement some // other trait -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait OpaqueTrait {} impl OpaqueTrait for T {} diff --git a/src/test/ui/impl-trait/type-alias-generic-param.full_tait.stderr b/src/test/ui/impl-trait/type-alias-generic-param.full_tait.stderr new file mode 100644 index 0000000000000..965e3e4887bb2 --- /dev/null +++ b/src/test/ui/impl-trait/type-alias-generic-param.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-generic-param.rs:8:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/impl-trait/type-alias-generic-param.rs b/src/test/ui/impl-trait/type-alias-generic-param.rs index d834d9bb112f5..733e10e56f88e 100644 --- a/src/test/ui/impl-trait/type-alias-generic-param.rs +++ b/src/test/ui/impl-trait/type-alias-generic-param.rs @@ -3,7 +3,10 @@ // types in 'item' position when generic parameters are involved // // run-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Meow { type MeowType; diff --git a/src/test/ui/impl-trait/type-alias-impl-trait-in-fn-body.full_tait.stderr b/src/test/ui/impl-trait/type-alias-impl-trait-in-fn-body.full_tait.stderr new file mode 100644 index 0000000000000..ec939e5718a94 --- /dev/null +++ b/src/test/ui/impl-trait/type-alias-impl-trait-in-fn-body.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-in-fn-body.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/impl-trait/type-alias-impl-trait-in-fn-body.rs b/src/test/ui/impl-trait/type-alias-impl-trait-in-fn-body.rs index 91be4efd56a15..32ca4af304348 100644 --- a/src/test/ui/impl-trait/type-alias-impl-trait-in-fn-body.rs +++ b/src/test/ui/impl-trait/type-alias-impl-trait-in-fn-body.rs @@ -1,6 +1,9 @@ // build-pass (FIXME(62277): could be check-pass?) -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/impl-trait/where-allowed.stderr b/src/test/ui/impl-trait/where-allowed.stderr index 93f9724140ef6..3fdeddc0a86eb 100644 --- a/src/test/ui/impl-trait/where-allowed.stderr +++ b/src/test/ui/impl-trait/where-allowed.stderr @@ -23,7 +23,7 @@ LL | type Out = impl Debug; | ^^^^^^^^^^ | = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable error[E0658]: `impl Trait` in type aliases is unstable --> $DIR/where-allowed.rs:157:23 @@ -32,7 +32,7 @@ LL | type InTypeAlias = impl Debug; | ^^^^^^^^^^ | = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable error[E0658]: `impl Trait` in type aliases is unstable --> $DIR/where-allowed.rs:161:39 @@ -41,7 +41,7 @@ LL | type InReturnInTypeAlias = fn() -> impl Debug; | ^^^^^^^^^^ | = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable error[E0562]: `impl Trait` not allowed outside of function and inherent method return types --> $DIR/where-allowed.rs:15:40 diff --git a/src/test/ui/issues/issue-60662.full_tait.stderr b/src/test/ui/issues/issue-60662.full_tait.stderr new file mode 100644 index 0000000000000..a448f85b7625d --- /dev/null +++ b/src/test/ui/issues/issue-60662.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-60662.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/issues/issue-60662.stdout b/src/test/ui/issues/issue-60662.full_tait.stdout similarity index 78% rename from src/test/ui/issues/issue-60662.stdout rename to src/test/ui/issues/issue-60662.full_tait.stdout index 14a49f20e6b22..9ee4434d55959 100644 --- a/src/test/ui/issues/issue-60662.stdout +++ b/src/test/ui/issues/issue-60662.full_tait.stdout @@ -1,6 +1,8 @@ // check-pass // compile-flags: -Z unpretty=hir +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] #![feature(type_alias_impl_trait)] #[prelude_import] use ::std::prelude::rust_2015::*; diff --git a/src/test/ui/issues/issue-60662.min_tait.stdout b/src/test/ui/issues/issue-60662.min_tait.stdout new file mode 100644 index 0000000000000..d0db578f57091 --- /dev/null +++ b/src/test/ui/issues/issue-60662.min_tait.stdout @@ -0,0 +1,15 @@ +// check-pass +// compile-flags: -Z unpretty=hir + +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#[prelude_import] +use ::std::prelude::rust_2015::*; +#[macro_use] +extern crate std; + +trait Animal { } + +fn main() { + pub type ServeFut = /*impl Trait*/; + } diff --git a/src/test/ui/issues/issue-60662.rs b/src/test/ui/issues/issue-60662.rs index 967c5f8ed7313..1320d2bbe93d0 100644 --- a/src/test/ui/issues/issue-60662.rs +++ b/src/test/ui/issues/issue-60662.rs @@ -1,7 +1,10 @@ // check-pass // compile-flags: -Z unpretty=hir -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Animal { } diff --git a/src/test/ui/layout/debug.rs b/src/test/ui/layout/debug.rs index 299151df66493..317955f0e39dd 100644 --- a/src/test/ui/layout/debug.rs +++ b/src/test/ui/layout/debug.rs @@ -1,5 +1,5 @@ // normalize-stderr-test "pref: Align \{\n *pow2: [1-3],\n *\}" -> "pref: $$PREF_ALIGN" -#![feature(never_type, rustc_attrs, type_alias_impl_trait)] +#![feature(never_type, rustc_attrs, min_type_alias_impl_trait)] #![crate_type = "lib"] #[rustc_layout(debug)] diff --git a/src/test/ui/layout/hexagon-enum.rs b/src/test/ui/layout/hexagon-enum.rs index 8c6c97206649c..4c58537e309ea 100644 --- a/src/test/ui/layout/hexagon-enum.rs +++ b/src/test/ui/layout/hexagon-enum.rs @@ -4,7 +4,7 @@ // Verify that the hexagon targets implement the repr(C) for enums correctly. // // See #82100 -#![feature(never_type, rustc_attrs, type_alias_impl_trait, no_core, lang_items)] +#![feature(never_type, rustc_attrs, no_core, lang_items)] #![crate_type = "lib"] #![no_core] diff --git a/src/test/ui/lint/inline-trait-and-foreign-items.full_tait.stderr b/src/test/ui/lint/inline-trait-and-foreign-items.full_tait.stderr new file mode 100644 index 0000000000000..65b4631010f20 --- /dev/null +++ b/src/test/ui/lint/inline-trait-and-foreign-items.full_tait.stderr @@ -0,0 +1,81 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/inline-trait-and-foreign-items.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: `#[inline]` is ignored on constants + --> $DIR/inline-trait-and-foreign-items.rs:10:5 + | +LL | #[inline] + | ^^^^^^^^^ + | +note: the lint level is defined here + --> $DIR/inline-trait-and-foreign-items.rs:7:9 + | +LL | #![warn(unused_attributes)] + | ^^^^^^^^^^^^^^^^^ + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: see issue #65833 for more information + +error[E0518]: attribute should be applied to function or closure + --> $DIR/inline-trait-and-foreign-items.rs:14:5 + | +LL | #[inline] + | ^^^^^^^^^ +LL | type T; + | ------- not a function or closure + +warning: `#[inline]` is ignored on constants + --> $DIR/inline-trait-and-foreign-items.rs:21:5 + | +LL | #[inline] + | ^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: see issue #65833 for more information + +error[E0518]: attribute should be applied to function or closure + --> $DIR/inline-trait-and-foreign-items.rs:25:5 + | +LL | #[inline] + | ^^^^^^^^^ +LL | type T = Self; + | -------------- not a function or closure + +error[E0518]: attribute should be applied to function or closure + --> $DIR/inline-trait-and-foreign-items.rs:28:5 + | +LL | #[inline] + | ^^^^^^^^^ +LL | type U = impl Trait; + | -------------------- not a function or closure + +error[E0518]: attribute should be applied to function or closure + --> $DIR/inline-trait-and-foreign-items.rs:33:5 + | +LL | #[inline] + | ^^^^^^^^^ +LL | static X: u32; + | -------------- not a function or closure + +error[E0518]: attribute should be applied to function or closure + --> $DIR/inline-trait-and-foreign-items.rs:36:5 + | +LL | #[inline] + | ^^^^^^^^^ +LL | type T; + | ------- not a function or closure + +error: could not find defining uses + --> $DIR/inline-trait-and-foreign-items.rs:29:14 + | +LL | type U = impl Trait; + | ^^^^^^^^^^ + +error: aborting due to 6 previous errors; 3 warnings emitted + +For more information about this error, try `rustc --explain E0518`. diff --git a/src/test/ui/lint/inline-trait-and-foreign-items.stderr b/src/test/ui/lint/inline-trait-and-foreign-items.min_tait.stderr similarity index 85% rename from src/test/ui/lint/inline-trait-and-foreign-items.stderr rename to src/test/ui/lint/inline-trait-and-foreign-items.min_tait.stderr index 6ac884c12ceb9..b9f123905a70c 100644 --- a/src/test/ui/lint/inline-trait-and-foreign-items.stderr +++ b/src/test/ui/lint/inline-trait-and-foreign-items.min_tait.stderr @@ -1,11 +1,11 @@ warning: `#[inline]` is ignored on constants - --> $DIR/inline-trait-and-foreign-items.rs:7:5 + --> $DIR/inline-trait-and-foreign-items.rs:10:5 | LL | #[inline] | ^^^^^^^^^ | note: the lint level is defined here - --> $DIR/inline-trait-and-foreign-items.rs:4:9 + --> $DIR/inline-trait-and-foreign-items.rs:7:9 | LL | #![warn(unused_attributes)] | ^^^^^^^^^^^^^^^^^ @@ -13,7 +13,7 @@ LL | #![warn(unused_attributes)] = note: see issue #65833 for more information error[E0518]: attribute should be applied to function or closure - --> $DIR/inline-trait-and-foreign-items.rs:11:5 + --> $DIR/inline-trait-and-foreign-items.rs:14:5 | LL | #[inline] | ^^^^^^^^^ @@ -21,7 +21,7 @@ LL | type T; | ------- not a function or closure warning: `#[inline]` is ignored on constants - --> $DIR/inline-trait-and-foreign-items.rs:18:5 + --> $DIR/inline-trait-and-foreign-items.rs:21:5 | LL | #[inline] | ^^^^^^^^^ @@ -30,7 +30,7 @@ LL | #[inline] = note: see issue #65833 for more information error[E0518]: attribute should be applied to function or closure - --> $DIR/inline-trait-and-foreign-items.rs:22:5 + --> $DIR/inline-trait-and-foreign-items.rs:25:5 | LL | #[inline] | ^^^^^^^^^ @@ -38,7 +38,7 @@ LL | type T = Self; | -------------- not a function or closure error[E0518]: attribute should be applied to function or closure - --> $DIR/inline-trait-and-foreign-items.rs:25:5 + --> $DIR/inline-trait-and-foreign-items.rs:28:5 | LL | #[inline] | ^^^^^^^^^ @@ -46,7 +46,7 @@ LL | type U = impl Trait; | -------------------- not a function or closure error[E0518]: attribute should be applied to function or closure - --> $DIR/inline-trait-and-foreign-items.rs:30:5 + --> $DIR/inline-trait-and-foreign-items.rs:33:5 | LL | #[inline] | ^^^^^^^^^ @@ -54,7 +54,7 @@ LL | static X: u32; | -------------- not a function or closure error[E0518]: attribute should be applied to function or closure - --> $DIR/inline-trait-and-foreign-items.rs:33:5 + --> $DIR/inline-trait-and-foreign-items.rs:36:5 | LL | #[inline] | ^^^^^^^^^ @@ -62,7 +62,7 @@ LL | type T; | ------- not a function or closure error: could not find defining uses - --> $DIR/inline-trait-and-foreign-items.rs:26:14 + --> $DIR/inline-trait-and-foreign-items.rs:29:14 | LL | type U = impl Trait; | ^^^^^^^^^^ diff --git a/src/test/ui/lint/inline-trait-and-foreign-items.rs b/src/test/ui/lint/inline-trait-and-foreign-items.rs index 6321b3c76e4d1..3103cc9d31dc8 100644 --- a/src/test/ui/lint/inline-trait-and-foreign-items.rs +++ b/src/test/ui/lint/inline-trait-and-foreign-items.rs @@ -1,5 +1,8 @@ #![feature(extern_types)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![warn(unused_attributes)] diff --git a/src/test/ui/lint/lint-ctypes-73249-2.full_tait.stderr b/src/test/ui/lint/lint-ctypes-73249-2.full_tait.stderr new file mode 100644 index 0000000000000..619ca15839b39 --- /dev/null +++ b/src/test/ui/lint/lint-ctypes-73249-2.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/lint-ctypes-73249-2.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: `extern` block uses type `impl Baz`, which is not FFI-safe + --> $DIR/lint-ctypes-73249-2.rs:29:25 + | +LL | pub fn lint_me() -> A<()>; + | ^^^^^ not FFI-safe + | +note: the lint level is defined here + --> $DIR/lint-ctypes-73249-2.rs:5:9 + | +LL | #![deny(improper_ctypes)] + | ^^^^^^^^^^^^^^^ + = note: opaque types have no C equivalent + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/lint/lint-ctypes-73249-2.stderr b/src/test/ui/lint/lint-ctypes-73249-2.min_tait.stderr similarity index 81% rename from src/test/ui/lint/lint-ctypes-73249-2.stderr rename to src/test/ui/lint/lint-ctypes-73249-2.min_tait.stderr index 36dbe3217d75a..479bd5744735f 100644 --- a/src/test/ui/lint/lint-ctypes-73249-2.stderr +++ b/src/test/ui/lint/lint-ctypes-73249-2.min_tait.stderr @@ -1,11 +1,11 @@ error: `extern` block uses type `impl Baz`, which is not FFI-safe - --> $DIR/lint-ctypes-73249-2.rs:26:25 + --> $DIR/lint-ctypes-73249-2.rs:29:25 | LL | pub fn lint_me() -> A<()>; | ^^^^^ not FFI-safe | note: the lint level is defined here - --> $DIR/lint-ctypes-73249-2.rs:2:9 + --> $DIR/lint-ctypes-73249-2.rs:5:9 | LL | #![deny(improper_ctypes)] | ^^^^^^^^^^^^^^^ diff --git a/src/test/ui/lint/lint-ctypes-73249-2.rs b/src/test/ui/lint/lint-ctypes-73249-2.rs index 86cc5e2c31e81..f3313f892175b 100644 --- a/src/test/ui/lint/lint-ctypes-73249-2.rs +++ b/src/test/ui/lint/lint-ctypes-73249-2.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![deny(improper_ctypes)] pub trait Baz { } diff --git a/src/test/ui/lint/lint-ctypes-73249-3.full_tait.stderr b/src/test/ui/lint/lint-ctypes-73249-3.full_tait.stderr new file mode 100644 index 0000000000000..af0f26a9f43e6 --- /dev/null +++ b/src/test/ui/lint/lint-ctypes-73249-3.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/lint-ctypes-73249-3.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: `extern` block uses type `impl Baz`, which is not FFI-safe + --> $DIR/lint-ctypes-73249-3.rs:21:25 + | +LL | pub fn lint_me() -> A; + | ^ not FFI-safe + | +note: the lint level is defined here + --> $DIR/lint-ctypes-73249-3.rs:5:9 + | +LL | #![deny(improper_ctypes)] + | ^^^^^^^^^^^^^^^ + = note: opaque types have no C equivalent + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/lint/lint-ctypes-73249-3.stderr b/src/test/ui/lint/lint-ctypes-73249-3.min_tait.stderr similarity index 81% rename from src/test/ui/lint/lint-ctypes-73249-3.stderr rename to src/test/ui/lint/lint-ctypes-73249-3.min_tait.stderr index 7d133287bd73e..880581ff05d22 100644 --- a/src/test/ui/lint/lint-ctypes-73249-3.stderr +++ b/src/test/ui/lint/lint-ctypes-73249-3.min_tait.stderr @@ -1,11 +1,11 @@ error: `extern` block uses type `impl Baz`, which is not FFI-safe - --> $DIR/lint-ctypes-73249-3.rs:18:25 + --> $DIR/lint-ctypes-73249-3.rs:21:25 | LL | pub fn lint_me() -> A; | ^ not FFI-safe | note: the lint level is defined here - --> $DIR/lint-ctypes-73249-3.rs:2:9 + --> $DIR/lint-ctypes-73249-3.rs:5:9 | LL | #![deny(improper_ctypes)] | ^^^^^^^^^^^^^^^ diff --git a/src/test/ui/lint/lint-ctypes-73249-3.rs b/src/test/ui/lint/lint-ctypes-73249-3.rs index 25c4e7c92a854..966c7d5ce3cb6 100644 --- a/src/test/ui/lint/lint-ctypes-73249-3.rs +++ b/src/test/ui/lint/lint-ctypes-73249-3.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![deny(improper_ctypes)] pub trait Baz { } diff --git a/src/test/ui/lint/lint-ctypes-73249-5.full_tait.stderr b/src/test/ui/lint/lint-ctypes-73249-5.full_tait.stderr new file mode 100644 index 0000000000000..b80084fce068c --- /dev/null +++ b/src/test/ui/lint/lint-ctypes-73249-5.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/lint-ctypes-73249-5.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: `extern` block uses type `impl Baz`, which is not FFI-safe + --> $DIR/lint-ctypes-73249-5.rs:21:25 + | +LL | pub fn lint_me() -> A; + | ^ not FFI-safe + | +note: the lint level is defined here + --> $DIR/lint-ctypes-73249-5.rs:5:9 + | +LL | #![deny(improper_ctypes)] + | ^^^^^^^^^^^^^^^ + = note: opaque types have no C equivalent + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/lint/lint-ctypes-73249-5.stderr b/src/test/ui/lint/lint-ctypes-73249-5.min_tait.stderr similarity index 81% rename from src/test/ui/lint/lint-ctypes-73249-5.stderr rename to src/test/ui/lint/lint-ctypes-73249-5.min_tait.stderr index d2780cb60e7dd..f42549d909656 100644 --- a/src/test/ui/lint/lint-ctypes-73249-5.stderr +++ b/src/test/ui/lint/lint-ctypes-73249-5.min_tait.stderr @@ -1,11 +1,11 @@ error: `extern` block uses type `impl Baz`, which is not FFI-safe - --> $DIR/lint-ctypes-73249-5.rs:18:25 + --> $DIR/lint-ctypes-73249-5.rs:21:25 | LL | pub fn lint_me() -> A; | ^ not FFI-safe | note: the lint level is defined here - --> $DIR/lint-ctypes-73249-5.rs:2:9 + --> $DIR/lint-ctypes-73249-5.rs:5:9 | LL | #![deny(improper_ctypes)] | ^^^^^^^^^^^^^^^ diff --git a/src/test/ui/lint/lint-ctypes-73249-5.rs b/src/test/ui/lint/lint-ctypes-73249-5.rs index 61e46983ede65..81979a9b6e696 100644 --- a/src/test/ui/lint/lint-ctypes-73249-5.rs +++ b/src/test/ui/lint/lint-ctypes-73249-5.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![deny(improper_ctypes)] pub trait Baz { } diff --git a/src/test/ui/lint/lint-ctypes-73251-1.full_tait.stderr b/src/test/ui/lint/lint-ctypes-73251-1.full_tait.stderr new file mode 100644 index 0000000000000..5610230380b80 --- /dev/null +++ b/src/test/ui/lint/lint-ctypes-73251-1.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/lint-ctypes-73251-1.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: `extern` block uses type `impl Baz`, which is not FFI-safe + --> $DIR/lint-ctypes-73251-1.rs:24:25 + | +LL | pub fn lint_me() -> ::Assoc; + | ^^^^^^^^^^^^^^^^^^^ not FFI-safe + | +note: the lint level is defined here + --> $DIR/lint-ctypes-73251-1.rs:5:9 + | +LL | #![deny(improper_ctypes)] + | ^^^^^^^^^^^^^^^ + = note: opaque types have no C equivalent + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/lint/lint-ctypes-73251-1.stderr b/src/test/ui/lint/lint-ctypes-73251-1.min_tait.stderr similarity index 82% rename from src/test/ui/lint/lint-ctypes-73251-1.stderr rename to src/test/ui/lint/lint-ctypes-73251-1.min_tait.stderr index 0b4237bb96fb7..5b00fc4cce657 100644 --- a/src/test/ui/lint/lint-ctypes-73251-1.stderr +++ b/src/test/ui/lint/lint-ctypes-73251-1.min_tait.stderr @@ -1,11 +1,11 @@ error: `extern` block uses type `impl Baz`, which is not FFI-safe - --> $DIR/lint-ctypes-73251-1.rs:21:25 + --> $DIR/lint-ctypes-73251-1.rs:24:25 | LL | pub fn lint_me() -> ::Assoc; | ^^^^^^^^^^^^^^^^^^^ not FFI-safe | note: the lint level is defined here - --> $DIR/lint-ctypes-73251-1.rs:2:9 + --> $DIR/lint-ctypes-73251-1.rs:5:9 | LL | #![deny(improper_ctypes)] | ^^^^^^^^^^^^^^^ diff --git a/src/test/ui/lint/lint-ctypes-73251-1.rs b/src/test/ui/lint/lint-ctypes-73251-1.rs index 2ce80982f5ca1..3f15a2fb42c42 100644 --- a/src/test/ui/lint/lint-ctypes-73251-1.rs +++ b/src/test/ui/lint/lint-ctypes-73251-1.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![deny(improper_ctypes)] pub trait Baz { } diff --git a/src/test/ui/lint/lint-ctypes-73251-2.full_tait.stderr b/src/test/ui/lint/lint-ctypes-73251-2.full_tait.stderr new file mode 100644 index 0000000000000..19911264a36d7 --- /dev/null +++ b/src/test/ui/lint/lint-ctypes-73251-2.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/lint-ctypes-73251-2.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: `extern` block uses type `impl TraitA`, which is not FFI-safe + --> $DIR/lint-ctypes-73251-2.rs:32:25 + | +LL | pub fn lint_me() -> ::Assoc; + | ^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe + | +note: the lint level is defined here + --> $DIR/lint-ctypes-73251-2.rs:5:9 + | +LL | #![deny(improper_ctypes)] + | ^^^^^^^^^^^^^^^ + = note: opaque types have no C equivalent + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/lint/lint-ctypes-73251-2.stderr b/src/test/ui/lint/lint-ctypes-73251-2.min_tait.stderr similarity index 83% rename from src/test/ui/lint/lint-ctypes-73251-2.stderr rename to src/test/ui/lint/lint-ctypes-73251-2.min_tait.stderr index 43f7629b043a9..4130ee7b4cb6b 100644 --- a/src/test/ui/lint/lint-ctypes-73251-2.stderr +++ b/src/test/ui/lint/lint-ctypes-73251-2.min_tait.stderr @@ -1,11 +1,11 @@ error: `extern` block uses type `impl TraitA`, which is not FFI-safe - --> $DIR/lint-ctypes-73251-2.rs:29:25 + --> $DIR/lint-ctypes-73251-2.rs:32:25 | LL | pub fn lint_me() -> ::Assoc; | ^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe | note: the lint level is defined here - --> $DIR/lint-ctypes-73251-2.rs:2:9 + --> $DIR/lint-ctypes-73251-2.rs:5:9 | LL | #![deny(improper_ctypes)] | ^^^^^^^^^^^^^^^ diff --git a/src/test/ui/lint/lint-ctypes-73251-2.rs b/src/test/ui/lint/lint-ctypes-73251-2.rs index 3427c657b42ac..888671daca5e4 100644 --- a/src/test/ui/lint/lint-ctypes-73251-2.rs +++ b/src/test/ui/lint/lint-ctypes-73251-2.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![deny(improper_ctypes)] pub trait TraitA { diff --git a/src/test/ui/lint/lint-ctypes-73251.full_tait.stderr b/src/test/ui/lint/lint-ctypes-73251.full_tait.stderr new file mode 100644 index 0000000000000..577cf6cf5453c --- /dev/null +++ b/src/test/ui/lint/lint-ctypes-73251.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/lint-ctypes-73251.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/lint/lint-ctypes-73251.rs b/src/test/ui/lint/lint-ctypes-73251.rs index ebc2ca77b67a1..36e541612d16b 100644 --- a/src/test/ui/lint/lint-ctypes-73251.rs +++ b/src/test/ui/lint/lint-ctypes-73251.rs @@ -1,6 +1,9 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![deny(improper_ctypes)] pub trait Foo { diff --git a/src/test/ui/lint/opaque-ty-ffi-unsafe.full_tait.stderr b/src/test/ui/lint/opaque-ty-ffi-unsafe.full_tait.stderr new file mode 100644 index 0000000000000..5433d6e6ae241 --- /dev/null +++ b/src/test/ui/lint/opaque-ty-ffi-unsafe.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/opaque-ty-ffi-unsafe.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: `extern` block uses type `impl Fn<()>`, which is not FFI-safe + --> $DIR/opaque-ty-ffi-unsafe.rs:14:17 + | +LL | pub fn a(_: A); + | ^ not FFI-safe + | +note: the lint level is defined here + --> $DIR/opaque-ty-ffi-unsafe.rs:5:9 + | +LL | #![deny(improper_ctypes)] + | ^^^^^^^^^^^^^^^ + = note: opaque types have no C equivalent + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/lint/opaque-ty-ffi-unsafe.stderr b/src/test/ui/lint/opaque-ty-ffi-unsafe.min_tait.stderr similarity index 80% rename from src/test/ui/lint/opaque-ty-ffi-unsafe.stderr rename to src/test/ui/lint/opaque-ty-ffi-unsafe.min_tait.stderr index 9d46f6d936e25..2f20912d2a6ea 100644 --- a/src/test/ui/lint/opaque-ty-ffi-unsafe.stderr +++ b/src/test/ui/lint/opaque-ty-ffi-unsafe.min_tait.stderr @@ -1,11 +1,11 @@ error: `extern` block uses type `impl Fn<()>`, which is not FFI-safe - --> $DIR/opaque-ty-ffi-unsafe.rs:11:17 + --> $DIR/opaque-ty-ffi-unsafe.rs:14:17 | LL | pub fn a(_: A); | ^ not FFI-safe | note: the lint level is defined here - --> $DIR/opaque-ty-ffi-unsafe.rs:2:9 + --> $DIR/opaque-ty-ffi-unsafe.rs:5:9 | LL | #![deny(improper_ctypes)] | ^^^^^^^^^^^^^^^ diff --git a/src/test/ui/lint/opaque-ty-ffi-unsafe.rs b/src/test/ui/lint/opaque-ty-ffi-unsafe.rs index 4ceb0c3da0823..0e9df9195523a 100644 --- a/src/test/ui/lint/opaque-ty-ffi-unsafe.rs +++ b/src/test/ui/lint/opaque-ty-ffi-unsafe.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![deny(improper_ctypes)] type A = impl Fn(); diff --git a/src/test/ui/mir/issue-75053.full_tait.stderr b/src/test/ui/mir/issue-75053.full_tait.stderr new file mode 100644 index 0000000000000..aff19094b7af8 --- /dev/null +++ b/src/test/ui/mir/issue-75053.full_tait.stderr @@ -0,0 +1,21 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-75053.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-75053.rs:52:15 + | +LL | let _pos: Phantom1> = Scope::new().my_index(); + | ^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/mir/issue-75053.in_bindings.stderr b/src/test/ui/mir/issue-75053.in_bindings.stderr new file mode 100644 index 0000000000000..a43fabc8f5d91 --- /dev/null +++ b/src/test/ui/mir/issue-75053.in_bindings.stderr @@ -0,0 +1,24 @@ +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-75053.rs:7:34 + | +LL | #![cfg_attr(in_bindings, feature(impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63065 for more information + +error[E0282]: type annotations needed + --> $DIR/issue-75053.rs:52:38 + | +LL | type O; + | ------- `>::O` defined here +... +LL | let _pos: Phantom1> = Scope::new().my_index(); + | ^^^^^^^^^^------------- + | | + | this method call resolves to `>::O` + | cannot infer type for type parameter `T` + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0282`. diff --git a/src/test/ui/mir/issue-75053.min_tait.stderr b/src/test/ui/mir/issue-75053.min_tait.stderr new file mode 100644 index 0000000000000..7ce91e851a755 --- /dev/null +++ b/src/test/ui/mir/issue-75053.min_tait.stderr @@ -0,0 +1,12 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-75053.rs:52:15 + | +LL | let _pos: Phantom1> = Scope::new().my_index(); + | ^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/mir/issue-75053.rs b/src/test/ui/mir/issue-75053.rs index d54e23169c4d3..89ae3ca3006b9 100644 --- a/src/test/ui/mir/issue-75053.rs +++ b/src/test/ui/mir/issue-75053.rs @@ -1,7 +1,11 @@ // compile-flags: -Z mir-opt-level=3 -// build-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait in_bindings +#![feature(min_type_alias_impl_trait, rustc_attrs)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete +#![cfg_attr(in_bindings, feature(impl_trait_in_bindings))] +//[in_bindings]~^ WARN incomplete use std::marker::PhantomData; @@ -43,6 +47,9 @@ impl>>, U> MyIndex> for Scope { } } +#[rustc_error] fn main() { let _pos: Phantom1> = Scope::new().my_index(); + //[min_tait,full_tait]~^ ERROR not permitted here + //[in_bindings]~^^ ERROR type annotations needed } diff --git a/src/test/ui/privacy/private-in-public-assoc-ty.full_tait.stderr b/src/test/ui/privacy/private-in-public-assoc-ty.full_tait.stderr new file mode 100644 index 0000000000000..a74c7c93a2eb5 --- /dev/null +++ b/src/test/ui/privacy/private-in-public-assoc-ty.full_tait.stderr @@ -0,0 +1,77 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/private-in-public-assoc-ty.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0446]: private type `Priv` in public interface + --> $DIR/private-in-public-assoc-ty.rs:20:9 + | +LL | struct Priv; + | ------------ `Priv` declared as private +... +LL | type A = Priv; + | ^^^^^^^^^^^^^^ can't leak private type + +warning: private trait `PrivTr` in public interface (error E0445) + --> $DIR/private-in-public-assoc-ty.rs:27:9 + | +LL | type Alias1: PrivTr; + | ^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(private_in_public)]` on by default + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #34537 + +warning: private type `Priv` in public interface (error E0446) + --> $DIR/private-in-public-assoc-ty.rs:30:9 + | +LL | type Alias2: PubTrAux1 = u8; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #34537 + +warning: private type `Priv` in public interface (error E0446) + --> $DIR/private-in-public-assoc-ty.rs:33:9 + | +LL | type Alias3: PubTrAux2 = u8; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #34537 + +error[E0446]: private type `Priv` in public interface + --> $DIR/private-in-public-assoc-ty.rs:37:9 + | +LL | struct Priv; + | ------------ `Priv` declared as private +... +LL | type Alias4 = Priv; + | ^^^^^^^^^^^^^^^^^^^ can't leak private type + +error[E0446]: private type `Priv` in public interface + --> $DIR/private-in-public-assoc-ty.rs:44:9 + | +LL | struct Priv; + | ------------ `Priv` declared as private +... +LL | type Alias1 = Priv; + | ^^^^^^^^^^^^^^^^^^^ can't leak private type + +error[E0445]: private trait `PrivTr` in public interface + --> $DIR/private-in-public-assoc-ty.rs:47:9 + | +LL | trait PrivTr {} + | ------------ `PrivTr` declared as private +... +LL | type Exist = impl PrivTr; + | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private trait + +error: aborting due to 4 previous errors; 4 warnings emitted + +Some errors have detailed explanations: E0445, E0446. +For more information about an error, try `rustc --explain E0445`. diff --git a/src/test/ui/privacy/private-in-public-assoc-ty.stderr b/src/test/ui/privacy/private-in-public-assoc-ty.min_tait.stderr similarity index 93% rename from src/test/ui/privacy/private-in-public-assoc-ty.stderr rename to src/test/ui/privacy/private-in-public-assoc-ty.min_tait.stderr index ba62a228b09fe..36230ffd04b7c 100644 --- a/src/test/ui/privacy/private-in-public-assoc-ty.stderr +++ b/src/test/ui/privacy/private-in-public-assoc-ty.min_tait.stderr @@ -1,5 +1,5 @@ error[E0446]: private type `Priv` in public interface - --> $DIR/private-in-public-assoc-ty.rs:17:9 + --> $DIR/private-in-public-assoc-ty.rs:20:9 | LL | struct Priv; | ------------ `Priv` declared as private @@ -8,7 +8,7 @@ LL | type A = Priv; | ^^^^^^^^^^^^^^ can't leak private type warning: private trait `PrivTr` in public interface (error E0445) - --> $DIR/private-in-public-assoc-ty.rs:24:9 + --> $DIR/private-in-public-assoc-ty.rs:27:9 | LL | type Alias1: PrivTr; | ^^^^^^^^^^^^^^^^^^^^ @@ -18,7 +18,7 @@ LL | type Alias1: PrivTr; = note: for more information, see issue #34537 warning: private type `Priv` in public interface (error E0446) - --> $DIR/private-in-public-assoc-ty.rs:27:9 + --> $DIR/private-in-public-assoc-ty.rs:30:9 | LL | type Alias2: PubTrAux1 = u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -27,7 +27,7 @@ LL | type Alias2: PubTrAux1 = u8; = note: for more information, see issue #34537 warning: private type `Priv` in public interface (error E0446) - --> $DIR/private-in-public-assoc-ty.rs:30:9 + --> $DIR/private-in-public-assoc-ty.rs:33:9 | LL | type Alias3: PubTrAux2 = u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -36,7 +36,7 @@ LL | type Alias3: PubTrAux2 = u8; = note: for more information, see issue #34537 error[E0446]: private type `Priv` in public interface - --> $DIR/private-in-public-assoc-ty.rs:34:9 + --> $DIR/private-in-public-assoc-ty.rs:37:9 | LL | struct Priv; | ------------ `Priv` declared as private @@ -45,7 +45,7 @@ LL | type Alias4 = Priv; | ^^^^^^^^^^^^^^^^^^^ can't leak private type error[E0446]: private type `Priv` in public interface - --> $DIR/private-in-public-assoc-ty.rs:41:9 + --> $DIR/private-in-public-assoc-ty.rs:44:9 | LL | struct Priv; | ------------ `Priv` declared as private @@ -54,7 +54,7 @@ LL | type Alias1 = Priv; | ^^^^^^^^^^^^^^^^^^^ can't leak private type error[E0445]: private trait `PrivTr` in public interface - --> $DIR/private-in-public-assoc-ty.rs:44:9 + --> $DIR/private-in-public-assoc-ty.rs:47:9 | LL | trait PrivTr {} | ------------ `PrivTr` declared as private diff --git a/src/test/ui/privacy/private-in-public-assoc-ty.rs b/src/test/ui/privacy/private-in-public-assoc-ty.rs index fba72c13170fe..f8fb565943092 100644 --- a/src/test/ui/privacy/private-in-public-assoc-ty.rs +++ b/src/test/ui/privacy/private-in-public-assoc-ty.rs @@ -2,7 +2,10 @@ // This test also ensures that the checks are performed even inside private modules. #![feature(associated_type_defaults)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete mod m { struct Priv; diff --git a/src/test/ui/privacy/private-in-public-type-alias-impl-trait.full_tait.stderr b/src/test/ui/privacy/private-in-public-type-alias-impl-trait.full_tait.stderr new file mode 100644 index 0000000000000..c419c7ee4d44a --- /dev/null +++ b/src/test/ui/privacy/private-in-public-type-alias-impl-trait.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/private-in-public-type-alias-impl-trait.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/privacy/private-in-public-type-alias-impl-trait.rs b/src/test/ui/privacy/private-in-public-type-alias-impl-trait.rs index 40bba720b0fa2..8443631253f78 100644 --- a/src/test/ui/privacy/private-in-public-type-alias-impl-trait.rs +++ b/src/test/ui/privacy/private-in-public-type-alias-impl-trait.rs @@ -1,6 +1,9 @@ // build-pass (FIXME(62277): could be check-pass?) -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![deny(private_in_public)] pub type Pub = impl Default; diff --git a/src/test/ui/save-analysis/issue-68621.full_tait.stderr b/src/test/ui/save-analysis/issue-68621.full_tait.stderr new file mode 100644 index 0000000000000..193aed2615ce6 --- /dev/null +++ b/src/test/ui/save-analysis/issue-68621.full_tait.stderr @@ -0,0 +1,17 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-68621.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: could not find defining uses + --> $DIR/issue-68621.rs:17:19 + | +LL | type Future = impl Trait; + | ^^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/save-analysis/issue-68621.stderr b/src/test/ui/save-analysis/issue-68621.min_tait.stderr similarity index 82% rename from src/test/ui/save-analysis/issue-68621.stderr rename to src/test/ui/save-analysis/issue-68621.min_tait.stderr index 3af6d0a3e076e..cccfb3de8fb1b 100644 --- a/src/test/ui/save-analysis/issue-68621.stderr +++ b/src/test/ui/save-analysis/issue-68621.min_tait.stderr @@ -1,5 +1,5 @@ error: could not find defining uses - --> $DIR/issue-68621.rs:14:19 + --> $DIR/issue-68621.rs:17:19 | LL | type Future = impl Trait; | ^^^^^^^^^^ diff --git a/src/test/ui/save-analysis/issue-68621.rs b/src/test/ui/save-analysis/issue-68621.rs index 96af085c5b6b8..1f4a9080cc934 100644 --- a/src/test/ui/save-analysis/issue-68621.rs +++ b/src/test/ui/save-analysis/issue-68621.rs @@ -1,6 +1,9 @@ // compile-flags: -Zsave-analysis -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Trait {} diff --git a/src/test/ui/type-alias-impl-trait/assoc-type-const.full_tait.stderr b/src/test/ui/type-alias-impl-trait/assoc-type-const.full_tait.stderr new file mode 100644 index 0000000000000..7b43d1d86bcd4 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/assoc-type-const.full_tait.stderr @@ -0,0 +1,19 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/assoc-type-const.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/assoc-type-const.rs:9:12 + | +LL | #![feature(const_generics)] + | ^^^^^^^^^^^^^^ + | + = note: see issue #44580 for more information + +warning: 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/assoc-type-const.stderr b/src/test/ui/type-alias-impl-trait/assoc-type-const.min_tait.stderr similarity index 91% rename from src/test/ui/type-alias-impl-trait/assoc-type-const.stderr rename to src/test/ui/type-alias-impl-trait/assoc-type-const.min_tait.stderr index e0c1b02386127..d4b9132cc927b 100644 --- a/src/test/ui/type-alias-impl-trait/assoc-type-const.stderr +++ b/src/test/ui/type-alias-impl-trait/assoc-type-const.min_tait.stderr @@ -1,5 +1,5 @@ warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes - --> $DIR/assoc-type-const.rs:6:12 + --> $DIR/assoc-type-const.rs:9:12 | LL | #![feature(const_generics)] | ^^^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/assoc-type-const.rs b/src/test/ui/type-alias-impl-trait/assoc-type-const.rs index d53f562e99f4b..be065c3b6beac 100644 --- a/src/test/ui/type-alias-impl-trait/assoc-type-const.rs +++ b/src/test/ui/type-alias-impl-trait/assoc-type-const.rs @@ -2,7 +2,10 @@ // const generics in an associated opaque type // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![feature(const_generics)] //~^ WARN the feature `const_generics` is incomplete diff --git a/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.full_tait.stderr b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.full_tait.stderr new file mode 100644 index 0000000000000..01263cde8bb19 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.full_tait.stderr @@ -0,0 +1,18 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/assoc-type-lifetime-unconstrained.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates + --> $DIR/assoc-type-lifetime-unconstrained.rs:20:6 + | +LL | impl<'a, I> UnwrapItemsExt for I { + | ^^ unconstrained lifetime parameter + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0207`. diff --git a/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.stderr b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.min_tait.stderr similarity index 85% rename from src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.stderr rename to src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.min_tait.stderr index e594dc577b1cd..afcdab5f479df 100644 --- a/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.stderr +++ b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.min_tait.stderr @@ -1,5 +1,5 @@ error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates - --> $DIR/assoc-type-lifetime-unconstrained.rs:17:6 + --> $DIR/assoc-type-lifetime-unconstrained.rs:20:6 | LL | impl<'a, I> UnwrapItemsExt for I { | ^^ unconstrained lifetime parameter diff --git a/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.rs b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.rs index 3f34b00ec77e1..39cc75e688b83 100644 --- a/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.rs +++ b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.rs @@ -1,7 +1,10 @@ // Tests that we don't allow unconstrained lifetime parameters in impls when // the lifetime is used in an associated opaque type. -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait UnwrapItemsExt { type Iter; diff --git a/src/test/ui/type-alias-impl-trait/assoc-type-lifetime.full_tait.stderr b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime.full_tait.stderr new file mode 100644 index 0000000000000..31afbf14e658c --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/assoc-type-lifetime.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/assoc-type-lifetime.rs b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime.rs index 39f785d8cc55d..ebbdbb67dbe6f 100644 --- a/src/test/ui/type-alias-impl-trait/assoc-type-lifetime.rs +++ b/src/test/ui/type-alias-impl-trait/assoc-type-lifetime.rs @@ -2,7 +2,10 @@ // lifetimes are used in an associated opaque type // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait UnwrapItemsExt<'a> { type Iter; diff --git a/src/test/ui/type-alias-impl-trait/associated-type-alias-impl-trait.full_tait.stderr b/src/test/ui/type-alias-impl-trait/associated-type-alias-impl-trait.full_tait.stderr new file mode 100644 index 0000000000000..2c48d815e0de4 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/associated-type-alias-impl-trait.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/associated-type-alias-impl-trait.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/associated-type-alias-impl-trait.rs b/src/test/ui/type-alias-impl-trait/associated-type-alias-impl-trait.rs index 42f07d49ffe25..8d2b1826790b3 100644 --- a/src/test/ui/type-alias-impl-trait/associated-type-alias-impl-trait.rs +++ b/src/test/ui/type-alias-impl-trait/associated-type-alias-impl-trait.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete // build-pass (FIXME(62277): could be check-pass?) trait Bar {} diff --git a/src/test/ui/type-alias-impl-trait/associated-type-lifetime-ice.rs b/src/test/ui/type-alias-impl-trait/associated-type-lifetime-ice.rs new file mode 100644 index 0000000000000..967d4c3f0f7f9 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/associated-type-lifetime-ice.rs @@ -0,0 +1,33 @@ +// failure-status: 101 +// rustc-env:RUST_BACKTRACE=0 +// normalize-stderr-test "note: .*\n\n" -> "" +// normalize-stderr-test "thread 'rustc' panicked.*\n" -> "" + +// compile-flags: --crate-type=rlib + +// Regression test for https://github.com/rust-lang/rust/issues/78450 + +#![feature(min_type_alias_impl_trait)] +#![no_std] + +pub trait AssociatedImpl { + type ImplTrait; + + fn f() -> Self::ImplTrait; +} + +struct S(T); + +trait Associated { + type A; +} + +// ICE +impl<'a, T: Associated> AssociatedImpl for S { + type ImplTrait = impl core::fmt::Debug; + + fn f() -> Self::ImplTrait { + //~^ ERROR unexpected concrete region in borrowck: ReEarlyBound(0, 'a) + () + } +} diff --git a/src/test/ui/type-alias-impl-trait/associated-type-lifetime-ice.stderr b/src/test/ui/type-alias-impl-trait/associated-type-lifetime-ice.stderr new file mode 100644 index 0000000000000..64ab7b70b1a98 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/associated-type-lifetime-ice.stderr @@ -0,0 +1,13 @@ +error: internal compiler error: unexpected concrete region in borrowck: ReEarlyBound(0, 'a) + --> $DIR/associated-type-lifetime-ice.rs:29:5 + | +LL | / fn f() -> Self::ImplTrait { +LL | | +LL | | () +LL | | } + | |_____^ + | + = error: internal compiler error: unexpected panic + +query stack during panic: +end of query stack diff --git a/src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice.rs b/src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice.rs index f61807cbdbd58..94e1fa73de884 100644 --- a/src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice.rs +++ b/src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice.rs @@ -1,8 +1,10 @@ // Crate that exports an opaque `impl Trait` type. Used for testing cross-crate. -#![crate_type="rlib"] - -#![feature(type_alias_impl_trait)] +#![crate_type = "rlib"] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub type Foo = impl std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice2.rs b/src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice2.rs index 0082345626729..65bc594dcf2f7 100644 --- a/src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice2.rs +++ b/src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice2.rs @@ -1,8 +1,10 @@ // Crate that exports an opaque `impl Trait` type. Used for testing cross-crate. -#![crate_type="rlib"] - -#![feature(type_alias_impl_trait)] +#![crate_type = "rlib"] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub trait View { type Tmp: Iterator; diff --git a/src/test/ui/type-alias-impl-trait/bound_reduction.rs b/src/test/ui/type-alias-impl-trait/bound_reduction.rs index 18c840d8ed9c7..b45105ea8f29e 100644 --- a/src/test/ui/type-alias-impl-trait/bound_reduction.rs +++ b/src/test/ui/type-alias-impl-trait/bound_reduction.rs @@ -1,8 +1,9 @@ // build-pass (FIXME(62277): could be check-pass?) #![allow(warnings)] - -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] fn main() { } diff --git a/src/test/ui/type-alias-impl-trait/bound_reduction2.full_tait.stderr b/src/test/ui/type-alias-impl-trait/bound_reduction2.full_tait.stderr new file mode 100644 index 0000000000000..164564e8516fc --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/bound_reduction2.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/bound_reduction2.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: non-defining opaque type use in defining scope + --> $DIR/bound_reduction2.rs:18:46 + | +LL | fn foo_desugared(_: T) -> Foo { + | ^^^^^^^^^^^^^ + | +note: used non-generic type `::Assoc` for generic parameter + --> $DIR/bound_reduction2.rs:12:10 + | +LL | type Foo = impl Trait; + | ^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/bound_reduction2.stderr b/src/test/ui/type-alias-impl-trait/bound_reduction2.min_tait.stderr similarity index 83% rename from src/test/ui/type-alias-impl-trait/bound_reduction2.stderr rename to src/test/ui/type-alias-impl-trait/bound_reduction2.min_tait.stderr index c9d6a43b9094a..d3520a9bac2f3 100644 --- a/src/test/ui/type-alias-impl-trait/bound_reduction2.stderr +++ b/src/test/ui/type-alias-impl-trait/bound_reduction2.min_tait.stderr @@ -1,11 +1,11 @@ error: non-defining opaque type use in defining scope - --> $DIR/bound_reduction2.rs:15:46 + --> $DIR/bound_reduction2.rs:18:46 | LL | fn foo_desugared(_: T) -> Foo { | ^^^^^^^^^^^^^ | note: used non-generic type `::Assoc` for generic parameter - --> $DIR/bound_reduction2.rs:9:10 + --> $DIR/bound_reduction2.rs:12:10 | LL | type Foo = impl Trait; | ^ diff --git a/src/test/ui/type-alias-impl-trait/bound_reduction2.rs b/src/test/ui/type-alias-impl-trait/bound_reduction2.rs index a15074c35936b..b94b21e4244a2 100644 --- a/src/test/ui/type-alias-impl-trait/bound_reduction2.rs +++ b/src/test/ui/type-alias-impl-trait/bound_reduction2.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.full_tait.stderr b/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.full_tait.stderr new file mode 100644 index 0000000000000..871ef22f3ebcf --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/bounds-are-checked-2.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0277]: the trait bound `T: Clone` is not satisfied + --> $DIR/bounds-are-checked-2.rs:9:13 + | +LL | type X = impl Clone; + | ^^^^^^^^^^ the trait `Clone` is not implemented for `T` + | +help: consider restricting type parameter `T` + | +LL | type X = impl Clone; + | ^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.stderr b/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.min_tait.stderr similarity index 90% rename from src/test/ui/type-alias-impl-trait/bounds-are-checked-2.stderr rename to src/test/ui/type-alias-impl-trait/bounds-are-checked-2.min_tait.stderr index 26a2f4135cb0a..20656e5e55320 100644 --- a/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.stderr +++ b/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.min_tait.stderr @@ -1,5 +1,5 @@ error[E0277]: the trait bound `T: Clone` is not satisfied - --> $DIR/bounds-are-checked-2.rs:6:13 + --> $DIR/bounds-are-checked-2.rs:9:13 | LL | type X = impl Clone; | ^^^^^^^^^^ the trait `Clone` is not implemented for `T` diff --git a/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.rs b/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.rs index c0359159aebea..fecc2543bce19 100644 --- a/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.rs +++ b/src/test/ui/type-alias-impl-trait/bounds-are-checked-2.rs @@ -1,7 +1,10 @@ // Make sure that we check that impl trait types implement the traits that they // claim to. -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type X = impl Clone; //~^ ERROR the trait bound `T: Clone` is not satisfied diff --git a/src/test/ui/type-alias-impl-trait/bounds-are-checked.full_tait.stderr b/src/test/ui/type-alias-impl-trait/bounds-are-checked.full_tait.stderr new file mode 100644 index 0000000000000..ca89421cd8bf1 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/bounds-are-checked.full_tait.stderr @@ -0,0 +1,35 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/bounds-are-checked.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: unnecessary lifetime parameter `'a` + --> $DIR/bounds-are-checked.rs:12:6 + | +LL | fn f<'a: 'static>(t: &'a str) -> X<'a> { + | ^^^^^^^^^^^ + | + = help: you can use the `'static` lifetime directly, in place of `'a` + +error[E0308]: mismatched types + --> $DIR/bounds-are-checked.rs:9:14 + | +LL | type X<'a> = impl Into<&'static str> + From<&'a str>; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch + | + = note: expected trait `From<&'a str>` + found trait `From<&'static str>` +note: the lifetime `'a` as defined on the item at 9:8... + --> $DIR/bounds-are-checked.rs:9:8 + | +LL | type X<'a> = impl Into<&'static str> + From<&'a str>; + | ^^ + = note: ...does not necessarily outlive the static lifetime + +error: aborting due to previous error; 2 warnings emitted + +For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/type-alias-impl-trait/bounds-are-checked.stderr b/src/test/ui/type-alias-impl-trait/bounds-are-checked.min_tait.stderr similarity index 81% rename from src/test/ui/type-alias-impl-trait/bounds-are-checked.stderr rename to src/test/ui/type-alias-impl-trait/bounds-are-checked.min_tait.stderr index d5fafe05887b9..9a451cb108373 100644 --- a/src/test/ui/type-alias-impl-trait/bounds-are-checked.stderr +++ b/src/test/ui/type-alias-impl-trait/bounds-are-checked.min_tait.stderr @@ -1,5 +1,5 @@ warning: unnecessary lifetime parameter `'a` - --> $DIR/bounds-are-checked.rs:9:6 + --> $DIR/bounds-are-checked.rs:12:6 | LL | fn f<'a: 'static>(t: &'a str) -> X<'a> { | ^^^^^^^^^^^ @@ -7,15 +7,15 @@ LL | fn f<'a: 'static>(t: &'a str) -> X<'a> { = help: you can use the `'static` lifetime directly, in place of `'a` error[E0308]: mismatched types - --> $DIR/bounds-are-checked.rs:6:14 + --> $DIR/bounds-are-checked.rs:9:14 | LL | type X<'a> = impl Into<&'static str> + From<&'a str>; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch | = note: expected trait `From<&'a str>` found trait `From<&'static str>` -note: the lifetime `'a` as defined on the item at 6:8... - --> $DIR/bounds-are-checked.rs:6:8 +note: the lifetime `'a` as defined on the item at 9:8... + --> $DIR/bounds-are-checked.rs:9:8 | LL | type X<'a> = impl Into<&'static str> + From<&'a str>; | ^^ diff --git a/src/test/ui/type-alias-impl-trait/bounds-are-checked.rs b/src/test/ui/type-alias-impl-trait/bounds-are-checked.rs index 759bf4f4f0dee..5e1faaa3b0839 100644 --- a/src/test/ui/type-alias-impl-trait/bounds-are-checked.rs +++ b/src/test/ui/type-alias-impl-trait/bounds-are-checked.rs @@ -1,7 +1,10 @@ // Make sure that we check that impl trait types implement the traits that they // claim to. -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type X<'a> = impl Into<&'static str> + From<&'a str>; //~^ ERROR mismatched types diff --git a/src/test/ui/type-alias-impl-trait/coherence.full_tait.stderr b/src/test/ui/type-alias-impl-trait/coherence.full_tait.stderr new file mode 100644 index 0000000000000..68de0c961ba1c --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/coherence.full_tait.stderr @@ -0,0 +1,18 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/coherence.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates + --> $DIR/coherence.rs:17:6 + | +LL | impl foreign_crate::ForeignTrait for AliasOfForeignType {} + | ^ unconstrained type parameter + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0207`. diff --git a/src/test/ui/type-alias-impl-trait/coherence.stderr b/src/test/ui/type-alias-impl-trait/coherence.min_tait.stderr similarity index 91% rename from src/test/ui/type-alias-impl-trait/coherence.stderr rename to src/test/ui/type-alias-impl-trait/coherence.min_tait.stderr index 6ede0fa14ba70..4da52369fdb5d 100644 --- a/src/test/ui/type-alias-impl-trait/coherence.stderr +++ b/src/test/ui/type-alias-impl-trait/coherence.min_tait.stderr @@ -1,5 +1,5 @@ error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates - --> $DIR/coherence.rs:14:6 + --> $DIR/coherence.rs:17:6 | LL | impl foreign_crate::ForeignTrait for AliasOfForeignType {} | ^ unconstrained type parameter diff --git a/src/test/ui/type-alias-impl-trait/coherence.rs b/src/test/ui/type-alias-impl-trait/coherence.rs index 1c0f83d6c12da..51babb0e61bd3 100644 --- a/src/test/ui/type-alias-impl-trait/coherence.rs +++ b/src/test/ui/type-alias-impl-trait/coherence.rs @@ -1,5 +1,8 @@ // aux-build:foreign-crate.rs -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete extern crate foreign_crate; diff --git a/src/test/ui/type-alias-impl-trait/declared_but_never_defined.full_tait.stderr b/src/test/ui/type-alias-impl-trait/declared_but_never_defined.full_tait.stderr new file mode 100644 index 0000000000000..5fc79cf9561fa --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/declared_but_never_defined.full_tait.stderr @@ -0,0 +1,17 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/declared_but_never_defined.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: could not find defining uses + --> $DIR/declared_but_never_defined.rs:9:12 + | +LL | type Bar = impl std::fmt::Debug; + | ^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/declared_but_never_defined.stderr b/src/test/ui/type-alias-impl-trait/declared_but_never_defined.min_tait.stderr similarity index 77% rename from src/test/ui/type-alias-impl-trait/declared_but_never_defined.stderr rename to src/test/ui/type-alias-impl-trait/declared_but_never_defined.min_tait.stderr index 21c2e8a9db618..b731e41b149a8 100644 --- a/src/test/ui/type-alias-impl-trait/declared_but_never_defined.stderr +++ b/src/test/ui/type-alias-impl-trait/declared_but_never_defined.min_tait.stderr @@ -1,5 +1,5 @@ error: could not find defining uses - --> $DIR/declared_but_never_defined.rs:6:12 + --> $DIR/declared_but_never_defined.rs:9:12 | LL | type Bar = impl std::fmt::Debug; | ^^^^^^^^^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/declared_but_never_defined.rs b/src/test/ui/type-alias-impl-trait/declared_but_never_defined.rs index c4bf56a919721..ac92bea8c47a4 100644 --- a/src/test/ui/type-alias-impl-trait/declared_but_never_defined.rs +++ b/src/test/ui/type-alias-impl-trait/declared_but_never_defined.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.full_tait.stderr b/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.full_tait.stderr new file mode 100644 index 0000000000000..eeccc598f529c --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.full_tait.stderr @@ -0,0 +1,32 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/declared_but_not_defined_in_scope.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: could not find defining uses + --> $DIR/declared_but_not_defined_in_scope.rs:10:20 + | +LL | pub type Boo = impl ::std::fmt::Debug; + | ^^^^^^^^^^^^^^^^^^^^^^ + +error[E0308]: mismatched types + --> $DIR/declared_but_not_defined_in_scope.rs:14:5 + | +LL | pub type Boo = impl ::std::fmt::Debug; + | ---------------------- the expected opaque type +... +LL | fn bomp() -> boo::Boo { + | -------- expected `impl Debug` because of return type +LL | "" + | ^^ expected opaque type, found `&str` + | + = note: expected opaque type `impl Debug` + found reference `&'static str` + +error: aborting due to 2 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.stderr b/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.min_tait.stderr similarity index 86% rename from src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.stderr rename to src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.min_tait.stderr index 0b4c262bbb43b..20057c3aa5185 100644 --- a/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.stderr +++ b/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.min_tait.stderr @@ -1,11 +1,11 @@ error: could not find defining uses - --> $DIR/declared_but_not_defined_in_scope.rs:7:20 + --> $DIR/declared_but_not_defined_in_scope.rs:10:20 | LL | pub type Boo = impl ::std::fmt::Debug; | ^^^^^^^^^^^^^^^^^^^^^^ error[E0308]: mismatched types - --> $DIR/declared_but_not_defined_in_scope.rs:11:5 + --> $DIR/declared_but_not_defined_in_scope.rs:14:5 | LL | pub type Boo = impl ::std::fmt::Debug; | ---------------------- the expected opaque type diff --git a/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.rs b/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.rs index 7ea517eb734a4..2bbae98db448c 100644 --- a/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.rs +++ b/src/test/ui/type-alias-impl-trait/declared_but_not_defined_in_scope.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/different_defining_uses.full_tait.stderr b/src/test/ui/type-alias-impl-trait/different_defining_uses.full_tait.stderr new file mode 100644 index 0000000000000..60fa141884db3 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/different_defining_uses.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/different_defining_uses.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: concrete type differs from previous defining opaque type use + --> $DIR/different_defining_uses.rs:15:1 + | +LL | fn bar() -> Foo { + | ^^^^^^^^^^^^^^^ expected `&'static str`, got `i32` + | +note: previous use here + --> $DIR/different_defining_uses.rs:11:1 + | +LL | fn foo() -> Foo { + | ^^^^^^^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/different_defining_uses.stderr b/src/test/ui/type-alias-impl-trait/different_defining_uses.min_tait.stderr similarity index 75% rename from src/test/ui/type-alias-impl-trait/different_defining_uses.stderr rename to src/test/ui/type-alias-impl-trait/different_defining_uses.min_tait.stderr index eaa716bc71c3e..904ee58685cbf 100644 --- a/src/test/ui/type-alias-impl-trait/different_defining_uses.stderr +++ b/src/test/ui/type-alias-impl-trait/different_defining_uses.min_tait.stderr @@ -1,11 +1,11 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/different_defining_uses.rs:12:1 + --> $DIR/different_defining_uses.rs:15:1 | LL | fn bar() -> Foo { | ^^^^^^^^^^^^^^^ expected `&'static str`, got `i32` | note: previous use here - --> $DIR/different_defining_uses.rs:8:1 + --> $DIR/different_defining_uses.rs:11:1 | LL | fn foo() -> Foo { | ^^^^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/different_defining_uses.rs b/src/test/ui/type-alias-impl-trait/different_defining_uses.rs index 2d7780a126cce..542de6b62e197 100644 --- a/src/test/ui/type-alias-impl-trait/different_defining_uses.rs +++ b/src/test/ui/type-alias-impl-trait/different_defining_uses.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.full_tait.stderr b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.full_tait.stderr new file mode 100644 index 0000000000000..5c5ae7eadcbcf --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.full_tait.stderr @@ -0,0 +1,35 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/different_defining_uses_never_type.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: concrete type differs from previous defining opaque type use + --> $DIR/different_defining_uses_never_type.rs:15:1 + | +LL | fn bar() -> Foo { + | ^^^^^^^^^^^^^^^ expected `&'static str`, got `()` + | +note: previous use here + --> $DIR/different_defining_uses_never_type.rs:11:1 + | +LL | fn foo() -> Foo { + | ^^^^^^^^^^^^^^^ + +error: concrete type differs from previous defining opaque type use + --> $DIR/different_defining_uses_never_type.rs:19:1 + | +LL | fn boo() -> Foo { + | ^^^^^^^^^^^^^^^ expected `&'static str`, got `()` + | +note: previous use here + --> $DIR/different_defining_uses_never_type.rs:11:1 + | +LL | fn foo() -> Foo { + | ^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.stderr b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.min_tait.stderr similarity index 69% rename from src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.stderr rename to src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.min_tait.stderr index 9a587e4f06ee8..9cf2c58368737 100644 --- a/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.stderr +++ b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.min_tait.stderr @@ -1,23 +1,23 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/different_defining_uses_never_type.rs:12:1 + --> $DIR/different_defining_uses_never_type.rs:15:1 | LL | fn bar() -> Foo { | ^^^^^^^^^^^^^^^ expected `&'static str`, got `()` | note: previous use here - --> $DIR/different_defining_uses_never_type.rs:8:1 + --> $DIR/different_defining_uses_never_type.rs:11:1 | LL | fn foo() -> Foo { | ^^^^^^^^^^^^^^^ error: concrete type differs from previous defining opaque type use - --> $DIR/different_defining_uses_never_type.rs:16:1 + --> $DIR/different_defining_uses_never_type.rs:19:1 | LL | fn boo() -> Foo { | ^^^^^^^^^^^^^^^ expected `&'static str`, got `()` | note: previous use here - --> $DIR/different_defining_uses_never_type.rs:8:1 + --> $DIR/different_defining_uses_never_type.rs:11:1 | LL | fn foo() -> Foo { | ^^^^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.rs b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.rs index 289b97b00ada7..72352a74a04b6 100644 --- a/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.rs +++ b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type2.full_tait.stderr b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type2.full_tait.stderr new file mode 100644 index 0000000000000..b69622b77bfc4 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type2.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/different_defining_uses_never_type2.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type2.rs b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type2.rs index 8549687ea7814..ac9884b3e4501 100644 --- a/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type2.rs +++ b/src/test/ui/type-alias-impl-trait/different_defining_uses_never_type2.rs @@ -1,6 +1,9 @@ // build-pass (FIXME(62277): could be check-pass?) -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/fallback.full_tait.stderr b/src/test/ui/type-alias-impl-trait/fallback.full_tait.stderr new file mode 100644 index 0000000000000..9641d756cb03e --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/fallback.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/fallback.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/fallback.rs b/src/test/ui/type-alias-impl-trait/fallback.rs index fe1ca2230daca..84fec75655fb2 100644 --- a/src/test/ui/type-alias-impl-trait/fallback.rs +++ b/src/test/ui/type-alias-impl-trait/fallback.rs @@ -2,7 +2,10 @@ // inference variable being completely unconstrained. // // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type Foo = impl Copy; diff --git a/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.full_tait.stderr new file mode 100644 index 0000000000000..972e5d9428825 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_different_defining_uses.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: concrete type differs from previous defining opaque type use + --> $DIR/generic_different_defining_uses.rs:14:1 + | +LL | fn my_iter2(t: T) -> MyIter { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `std::iter::Once`, got `std::option::IntoIter` + | +note: previous use here + --> $DIR/generic_different_defining_uses.rs:10:1 + | +LL | fn my_iter(t: T) -> MyIter { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.stderr b/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.min_tait.stderr similarity index 78% rename from src/test/ui/type-alias-impl-trait/generic_different_defining_uses.stderr rename to src/test/ui/type-alias-impl-trait/generic_different_defining_uses.min_tait.stderr index f8a058170e37f..911683862c263 100644 --- a/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.min_tait.stderr @@ -1,11 +1,11 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_different_defining_uses.rs:11:1 + --> $DIR/generic_different_defining_uses.rs:14:1 | LL | fn my_iter2(t: T) -> MyIter { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `std::iter::Once`, got `std::option::IntoIter` | note: previous use here - --> $DIR/generic_different_defining_uses.rs:7:1 + --> $DIR/generic_different_defining_uses.rs:10:1 | LL | fn my_iter(t: T) -> MyIter { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.rs b/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.rs index ac87c2d446a89..4eb603df583a8 100644 --- a/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.rs +++ b/src/test/ui/type-alias-impl-trait/generic_different_defining_uses.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.full_tait.stderr new file mode 100644 index 0000000000000..ecf0e39ed6f61 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_lifetime_param.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: non-defining opaque type use in defining scope + --> $DIR/generic_duplicate_lifetime_param.rs:10:26 + | +LL | fn one<'a>(t: &'a ()) -> Two<'a, 'a> { + | ^^^^^^^^^^^ + | +note: lifetime used multiple times + --> $DIR/generic_duplicate_lifetime_param.rs:8:10 + | +LL | type Two<'a, 'b> = impl std::fmt::Debug; + | ^^ ^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.min_tait.stderr similarity index 73% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.min_tait.stderr index 08b26b8fc1307..1aad312056bb5 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.min_tait.stderr @@ -1,11 +1,11 @@ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_lifetime_param.rs:7:26 + --> $DIR/generic_duplicate_lifetime_param.rs:10:26 | LL | fn one<'a>(t: &'a ()) -> Two<'a, 'a> { | ^^^^^^^^^^^ | note: lifetime used multiple times - --> $DIR/generic_duplicate_lifetime_param.rs:5:10 + --> $DIR/generic_duplicate_lifetime_param.rs:8:10 | LL | type Two<'a, 'b> = impl std::fmt::Debug; | ^^ ^^ diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.rs index c18a711675876..d838d497238d5 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_lifetime_param.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.full_tait.stderr similarity index 76% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.full_tait.stderr index b4757e2763d06..805cea7127ddf 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.full_tait.stderr @@ -1,35 +1,35 @@ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_param_use.rs:13:30 + --> $DIR/generic_duplicate_param_use.rs:16:30 | LL | fn one_ty(t: T) -> TwoTys { | ^^^^^^^^^^^^ | note: type used multiple times - --> $DIR/generic_duplicate_param_use.rs:9:13 + --> $DIR/generic_duplicate_param_use.rs:12:13 | LL | type TwoTys = impl Debug; | ^ ^ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_param_use.rs:18:36 + --> $DIR/generic_duplicate_param_use.rs:21:36 | LL | fn one_lifetime<'a>(t: &'a u32) -> TwoLifetimes<'a, 'a> { | ^^^^^^^^^^^^^^^^^^^^ | note: lifetime used multiple times - --> $DIR/generic_duplicate_param_use.rs:10:19 + --> $DIR/generic_duplicate_param_use.rs:13:19 | LL | type TwoLifetimes<'a, 'b> = impl Debug; | ^^ ^^ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_param_use.rs:23:50 + --> $DIR/generic_duplicate_param_use.rs:26:50 | LL | fn one_const(t: *mut [u8; N]) -> TwoConsts { | ^^^^^^^^^^^^^^^ | note: constant used multiple times - --> $DIR/generic_duplicate_param_use.rs:11:22 + --> $DIR/generic_duplicate_param_use.rs:14:22 | LL | type TwoConsts = impl Debug; | ^ ^ diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.min_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.min_tait.stderr new file mode 100644 index 0000000000000..805cea7127ddf --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.min_tait.stderr @@ -0,0 +1,38 @@ +error: non-defining opaque type use in defining scope + --> $DIR/generic_duplicate_param_use.rs:16:30 + | +LL | fn one_ty(t: T) -> TwoTys { + | ^^^^^^^^^^^^ + | +note: type used multiple times + --> $DIR/generic_duplicate_param_use.rs:12:13 + | +LL | type TwoTys = impl Debug; + | ^ ^ + +error: non-defining opaque type use in defining scope + --> $DIR/generic_duplicate_param_use.rs:21:36 + | +LL | fn one_lifetime<'a>(t: &'a u32) -> TwoLifetimes<'a, 'a> { + | ^^^^^^^^^^^^^^^^^^^^ + | +note: lifetime used multiple times + --> $DIR/generic_duplicate_param_use.rs:13:19 + | +LL | type TwoLifetimes<'a, 'b> = impl Debug; + | ^^ ^^ + +error: non-defining opaque type use in defining scope + --> $DIR/generic_duplicate_param_use.rs:26:50 + | +LL | fn one_const(t: *mut [u8; N]) -> TwoConsts { + | ^^^^^^^^^^^^^^^ + | +note: constant used multiple times + --> $DIR/generic_duplicate_param_use.rs:14:22 + | +LL | type TwoConsts = impl Debug; + | ^ ^ + +error: aborting due to 3 previous errors + diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.rs index 4503607a83638..12ff5a2e713d8 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait, const_generics)] +#![feature(const_generics)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] #![allow(incomplete_features)] use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use10.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use10.full_tait.stderr new file mode 100644 index 0000000000000..ef7d4f1be4eea --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use10.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use10.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use10.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use10.rs index c17d595dbb3ad..c7a7ded2127a9 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use10.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use10.rs @@ -1,5 +1,8 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.full_tait.stderr new file mode 100644 index 0000000000000..357d477c9f1e2 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use2.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: non-defining opaque type use in defining scope + --> $DIR/generic_duplicate_param_use2.rs:13:27 + | +LL | fn one(t: T) -> Two { + | ^^^^^^^^^ + | +note: type used multiple times + --> $DIR/generic_duplicate_param_use2.rs:11:10 + | +LL | type Two = impl Debug; + | ^ ^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.min_tait.stderr similarity index 73% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.min_tait.stderr index 711de855f0d10..805ab67816f97 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.min_tait.stderr @@ -1,11 +1,11 @@ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_param_use3.rs:10:27 + --> $DIR/generic_duplicate_param_use2.rs:13:27 | LL | fn one(t: T) -> Two { | ^^^^^^^^^ | note: type used multiple times - --> $DIR/generic_duplicate_param_use3.rs:8:10 + --> $DIR/generic_duplicate_param_use2.rs:11:10 | LL | type Two = impl Debug; | ^ ^ diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.rs index a74731df69515..ff51662282394 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.full_tait.stderr new file mode 100644 index 0000000000000..b2004c8416c49 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use3.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: non-defining opaque type use in defining scope + --> $DIR/generic_duplicate_param_use3.rs:13:27 + | +LL | fn one(t: T) -> Two { + | ^^^^^^^^^ + | +note: type used multiple times + --> $DIR/generic_duplicate_param_use3.rs:11:10 + | +LL | type Two = impl Debug; + | ^ ^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.min_tait.stderr similarity index 73% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.min_tait.stderr index fcf01f5164ae4..43af9eca63ef2 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.min_tait.stderr @@ -1,11 +1,11 @@ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_param_use4.rs:10:27 + --> $DIR/generic_duplicate_param_use3.rs:13:27 | LL | fn one(t: T) -> Two { | ^^^^^^^^^ | note: type used multiple times - --> $DIR/generic_duplicate_param_use4.rs:8:10 + --> $DIR/generic_duplicate_param_use3.rs:11:10 | LL | type Two = impl Debug; | ^ ^ diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.rs index 0597b8385d252..f7d1cc1ad4e5c 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use3.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.full_tait.stderr new file mode 100644 index 0000000000000..f5db77a08d74c --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use4.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: non-defining opaque type use in defining scope + --> $DIR/generic_duplicate_param_use4.rs:13:27 + | +LL | fn one(t: T) -> Two { + | ^^^^^^^^^ + | +note: type used multiple times + --> $DIR/generic_duplicate_param_use4.rs:11:10 + | +LL | type Two = impl Debug; + | ^ ^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.min_tait.stderr similarity index 73% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.min_tait.stderr index d87e8c5783b65..f8e2b5104608d 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use2.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.min_tait.stderr @@ -1,11 +1,11 @@ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_param_use2.rs:10:27 + --> $DIR/generic_duplicate_param_use4.rs:13:27 | LL | fn one(t: T) -> Two { | ^^^^^^^^^ | note: type used multiple times - --> $DIR/generic_duplicate_param_use2.rs:8:10 + --> $DIR/generic_duplicate_param_use4.rs:11:10 | LL | type Two = impl Debug; | ^ ^ diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.rs index 40388c3b6c88a..26583a6ce9b9f 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use4.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.full_tait.stderr new file mode 100644 index 0000000000000..8a0c411c7754a --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.full_tait.stderr @@ -0,0 +1,48 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use5.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: concrete type differs from previous defining opaque type use + --> $DIR/generic_duplicate_param_use5.rs:19:1 + | +LL | fn three(t: T, u: U) -> Two { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(T, U)`, got `(U, T)` + | +note: previous use here + --> $DIR/generic_duplicate_param_use5.rs:15:1 + | +LL | fn two(t: T, u: U) -> Two { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error[E0277]: `T` doesn't implement `Debug` + --> $DIR/generic_duplicate_param_use5.rs:11:18 + | +LL | type Two = impl Debug; + | ^^^^^^^^^^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug` + | + = note: required because of the requirements on the impl of `Debug` for `(T, U)` +help: consider restricting type parameter `T` + | +LL | type Two = impl Debug; + | ^^^^^^^ + +error[E0277]: `U` doesn't implement `Debug` + --> $DIR/generic_duplicate_param_use5.rs:11:18 + | +LL | type Two = impl Debug; + | ^^^^^^^^^^ `U` cannot be formatted using `{:?}` because it doesn't implement `Debug` + | + = note: required because of the requirements on the impl of `Debug` for `(T, U)` +help: consider restricting type parameter `U` + | +LL | type Two = impl Debug; + | ^^^^^^^ + +error: aborting due to 3 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.min_tait.stderr similarity index 86% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.min_tait.stderr index b4aed4a6323bf..35115ccb2d678 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.min_tait.stderr @@ -1,17 +1,17 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use5.rs:16:1 + --> $DIR/generic_duplicate_param_use5.rs:19:1 | LL | fn three(t: T, u: U) -> Two { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(T, U)`, got `(U, T)` | note: previous use here - --> $DIR/generic_duplicate_param_use5.rs:12:1 + --> $DIR/generic_duplicate_param_use5.rs:15:1 | LL | fn two(t: T, u: U) -> Two { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0277]: `T` doesn't implement `Debug` - --> $DIR/generic_duplicate_param_use5.rs:8:18 + --> $DIR/generic_duplicate_param_use5.rs:11:18 | LL | type Two = impl Debug; | ^^^^^^^^^^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug` @@ -23,7 +23,7 @@ LL | type Two = impl Debug; | ^^^^^^^ error[E0277]: `U` doesn't implement `Debug` - --> $DIR/generic_duplicate_param_use5.rs:8:18 + --> $DIR/generic_duplicate_param_use5.rs:11:18 | LL | type Two = impl Debug; | ^^^^^^^^^^ `U` cannot be formatted using `{:?}` because it doesn't implement `Debug` diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.rs index dd2f202cf5dc0..af473e8245acf 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use5.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.full_tait.stderr new file mode 100644 index 0000000000000..8f72c333e817c --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.full_tait.stderr @@ -0,0 +1,36 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use6.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: concrete type differs from previous defining opaque type use + --> $DIR/generic_duplicate_param_use6.rs:18:1 + | +LL | fn three(t: T, u: U) -> Two { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(T, T)`, got `(U, T)` + | +note: previous use here + --> $DIR/generic_duplicate_param_use6.rs:14:1 + | +LL | fn two(t: T, u: U) -> Two { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error[E0277]: `T` doesn't implement `Debug` + --> $DIR/generic_duplicate_param_use6.rs:11:18 + | +LL | type Two = impl Debug; + | ^^^^^^^^^^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug` + | + = note: required because of the requirements on the impl of `Debug` for `(T, T)` +help: consider restricting type parameter `T` + | +LL | type Two = impl Debug; + | ^^^^^^^ + +error: aborting due to 2 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.min_tait.stderr similarity index 86% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.min_tait.stderr index 22e4d00667492..922c9a7420848 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.min_tait.stderr @@ -1,17 +1,17 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use6.rs:15:1 + --> $DIR/generic_duplicate_param_use6.rs:18:1 | LL | fn three(t: T, u: U) -> Two { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(T, T)`, got `(U, T)` | note: previous use here - --> $DIR/generic_duplicate_param_use6.rs:11:1 + --> $DIR/generic_duplicate_param_use6.rs:14:1 | LL | fn two(t: T, u: U) -> Two { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0277]: `T` doesn't implement `Debug` - --> $DIR/generic_duplicate_param_use6.rs:8:18 + --> $DIR/generic_duplicate_param_use6.rs:11:18 | LL | type Two = impl Debug; | ^^^^^^^^^^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug` diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.rs index d54d3cd62e020..01afb2f449648 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use7.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use7.full_tait.stderr new file mode 100644 index 0000000000000..d80c8326ad6c6 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use7.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use7.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use7.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use7.rs index feebf81eef2a7..184e3a5f926ba 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use7.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use7.rs @@ -1,5 +1,8 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.full_tait.stderr new file mode 100644 index 0000000000000..a93321d4d0508 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.full_tait.stderr @@ -0,0 +1,36 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use8.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: concrete type differs from previous defining opaque type use + --> $DIR/generic_duplicate_param_use8.rs:17:1 + | +LL | fn three(_: T, u: U) -> Two { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(T, u32)`, got `(U, u32)` + | +note: previous use here + --> $DIR/generic_duplicate_param_use8.rs:13:1 + | +LL | fn two(t: T, _: U) -> Two { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error[E0277]: `T` doesn't implement `Debug` + --> $DIR/generic_duplicate_param_use8.rs:10:18 + | +LL | type Two = impl Debug; + | ^^^^^^^^^^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug` + | + = note: required because of the requirements on the impl of `Debug` for `(T, u32)` +help: consider restricting type parameter `T` + | +LL | type Two = impl Debug; + | ^^^^^^^ + +error: aborting due to 2 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.min_tait.stderr similarity index 85% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.min_tait.stderr index 82da704c9ee22..25ac60799f668 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.min_tait.stderr @@ -1,17 +1,17 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use8.rs:14:1 + --> $DIR/generic_duplicate_param_use8.rs:17:1 | LL | fn three(_: T, u: U) -> Two { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(T, u32)`, got `(U, u32)` | note: previous use here - --> $DIR/generic_duplicate_param_use8.rs:10:1 + --> $DIR/generic_duplicate_param_use8.rs:13:1 | LL | fn two(t: T, _: U) -> Two { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0277]: `T` doesn't implement `Debug` - --> $DIR/generic_duplicate_param_use8.rs:7:18 + --> $DIR/generic_duplicate_param_use8.rs:10:18 | LL | type Two = impl Debug; | ^^^^^^^^^^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug` diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs index 4a723b64cdc4f..ecb8b2cedb488 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.full_tait.stderr new file mode 100644 index 0000000000000..098be7929d6f2 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.full_tait.stderr @@ -0,0 +1,60 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_duplicate_param_use9.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: concrete type differs from previous defining opaque type use + --> $DIR/generic_duplicate_param_use9.rs:24:1 + | +LL | fn three(t: T, u: U) -> Two { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(A, B, ::Bar)`, got `(A, B, i32)` + | +note: previous use here + --> $DIR/generic_duplicate_param_use9.rs:20:1 + | +LL | fn two(t: T, u: U) -> Two { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error[E0277]: the trait bound `A: Foo` is not satisfied in `(A, B, ::Bar)` + --> $DIR/generic_duplicate_param_use9.rs:10:18 + | +LL | type Two = impl Debug; + | ^^^^^^^^^^ within `(A, B, ::Bar)`, the trait `Foo` is not implemented for `A` + | + = note: required because it appears within the type `(A, B, ::Bar)` +help: consider restricting type parameter `A` + | +LL | type Two = impl Debug; + | ^^^^^ + +error[E0277]: `A` doesn't implement `Debug` + --> $DIR/generic_duplicate_param_use9.rs:10:18 + | +LL | type Two = impl Debug; + | ^^^^^^^^^^ `A` cannot be formatted using `{:?}` because it doesn't implement `Debug` + | + = note: required because of the requirements on the impl of `Debug` for `(A, B, ::Bar)` +help: consider restricting type parameter `A` + | +LL | type Two = impl Debug; + | ^^^^^^^ + +error[E0277]: `B` doesn't implement `Debug` + --> $DIR/generic_duplicate_param_use9.rs:10:18 + | +LL | type Two = impl Debug; + | ^^^^^^^^^^ `B` cannot be formatted using `{:?}` because it doesn't implement `Debug` + | + = note: required because of the requirements on the impl of `Debug` for `(A, B, ::Bar)` +help: consider restricting type parameter `B` + | +LL | type Two = impl Debug; + | ^^^^^^^ + +error: aborting due to 4 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.stderr b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.min_tait.stderr similarity index 87% rename from src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.stderr rename to src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.min_tait.stderr index 63aa0f8a81c9a..b59e10c1b06f1 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.min_tait.stderr @@ -1,17 +1,17 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use9.rs:21:1 + --> $DIR/generic_duplicate_param_use9.rs:24:1 | LL | fn three(t: T, u: U) -> Two { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(A, B, ::Bar)`, got `(A, B, i32)` | note: previous use here - --> $DIR/generic_duplicate_param_use9.rs:17:1 + --> $DIR/generic_duplicate_param_use9.rs:20:1 | LL | fn two(t: T, u: U) -> Two { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0277]: the trait bound `A: Foo` is not satisfied in `(A, B, ::Bar)` - --> $DIR/generic_duplicate_param_use9.rs:7:18 + --> $DIR/generic_duplicate_param_use9.rs:10:18 | LL | type Two = impl Debug; | ^^^^^^^^^^ within `(A, B, ::Bar)`, the trait `Foo` is not implemented for `A` @@ -23,7 +23,7 @@ LL | type Two = impl Debug; | ^^^^^ error[E0277]: `A` doesn't implement `Debug` - --> $DIR/generic_duplicate_param_use9.rs:7:18 + --> $DIR/generic_duplicate_param_use9.rs:10:18 | LL | type Two = impl Debug; | ^^^^^^^^^^ `A` cannot be formatted using `{:?}` because it doesn't implement `Debug` @@ -35,7 +35,7 @@ LL | type Two = impl Debug; | ^^^^^^^ error[E0277]: `B` doesn't implement `Debug` - --> $DIR/generic_duplicate_param_use9.rs:7:18 + --> $DIR/generic_duplicate_param_use9.rs:10:18 | LL | type Two = impl Debug; | ^^^^^^^^^^ `B` cannot be formatted using `{:?}` because it doesn't implement `Debug` diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.rs index 747081933172b..5eced6cfa5a0b 100644 --- a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.rs +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use9.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_lifetime_param.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_lifetime_param.full_tait.stderr new file mode 100644 index 0000000000000..39817757f18b4 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_lifetime_param.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_lifetime_param.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_lifetime_param.rs b/src/test/ui/type-alias-impl-trait/generic_lifetime_param.rs index e109c38c98695..dbe7cfd1c81fc 100644 --- a/src/test/ui/type-alias-impl-trait/generic_lifetime_param.rs +++ b/src/test/ui/type-alias-impl-trait/generic_lifetime_param.rs @@ -1,6 +1,9 @@ // build-pass (FIXME(62277): could be check-pass?) -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/generic_nondefining_use.stderr b/src/test/ui/type-alias-impl-trait/generic_nondefining_use.full_tait.stderr similarity index 80% rename from src/test/ui/type-alias-impl-trait/generic_nondefining_use.stderr rename to src/test/ui/type-alias-impl-trait/generic_nondefining_use.full_tait.stderr index 88f8dbe1a7d72..4d7eddfb2fb45 100644 --- a/src/test/ui/type-alias-impl-trait/generic_nondefining_use.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_nondefining_use.full_tait.stderr @@ -1,17 +1,17 @@ error: non-defining opaque type use in defining scope - --> $DIR/generic_nondefining_use.rs:14:21 + --> $DIR/generic_nondefining_use.rs:17:21 | LL | fn concrete_ty() -> OneTy { | ^^^^^^^^^^ | note: used non-generic type `u32` for generic parameter - --> $DIR/generic_nondefining_use.rs:8:12 + --> $DIR/generic_nondefining_use.rs:11:12 | LL | type OneTy = impl Debug; | ^ error: non-defining opaque type use in defining scope - --> $DIR/generic_nondefining_use.rs:19:27 + --> $DIR/generic_nondefining_use.rs:22:27 | LL | type OneLifetime<'a> = impl Debug; | -- cannot use static lifetime; use a bound lifetime instead or remove the lifetime parameter from the opaque type @@ -20,13 +20,13 @@ LL | fn concrete_lifetime() -> OneLifetime<'static> { | ^^^^^^^^^^^^^^^^^^^^ error: non-defining opaque type use in defining scope - --> $DIR/generic_nondefining_use.rs:24:24 + --> $DIR/generic_nondefining_use.rs:27:24 | LL | fn concrete_const() -> OneConst<{123}> { | ^^^^^^^^^^^^^^^ | note: used non-generic constant `{123}` for generic parameter - --> $DIR/generic_nondefining_use.rs:10:21 + --> $DIR/generic_nondefining_use.rs:13:21 | LL | type OneConst = impl Debug; | ^ diff --git a/src/test/ui/type-alias-impl-trait/generic_nondefining_use.min_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_nondefining_use.min_tait.stderr new file mode 100644 index 0000000000000..4d7eddfb2fb45 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_nondefining_use.min_tait.stderr @@ -0,0 +1,35 @@ +error: non-defining opaque type use in defining scope + --> $DIR/generic_nondefining_use.rs:17:21 + | +LL | fn concrete_ty() -> OneTy { + | ^^^^^^^^^^ + | +note: used non-generic type `u32` for generic parameter + --> $DIR/generic_nondefining_use.rs:11:12 + | +LL | type OneTy = impl Debug; + | ^ + +error: non-defining opaque type use in defining scope + --> $DIR/generic_nondefining_use.rs:22:27 + | +LL | type OneLifetime<'a> = impl Debug; + | -- cannot use static lifetime; use a bound lifetime instead or remove the lifetime parameter from the opaque type +... +LL | fn concrete_lifetime() -> OneLifetime<'static> { + | ^^^^^^^^^^^^^^^^^^^^ + +error: non-defining opaque type use in defining scope + --> $DIR/generic_nondefining_use.rs:27:24 + | +LL | fn concrete_const() -> OneConst<{123}> { + | ^^^^^^^^^^^^^^^ + | +note: used non-generic constant `{123}` for generic parameter + --> $DIR/generic_nondefining_use.rs:13:21 + | +LL | type OneConst = impl Debug; + | ^ + +error: aborting due to 3 previous errors + diff --git a/src/test/ui/type-alias-impl-trait/generic_nondefining_use.rs b/src/test/ui/type-alias-impl-trait/generic_nondefining_use.rs index b1782120f84cc..c69884d8d6edb 100644 --- a/src/test/ui/type-alias-impl-trait/generic_nondefining_use.rs +++ b/src/test/ui/type-alias-impl-trait/generic_nondefining_use.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait, const_generics)] +#![feature(const_generics)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] #![allow(incomplete_features)] use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/generic_not_used.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_not_used.full_tait.stderr new file mode 100644 index 0000000000000..819ef7b771232 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_not_used.full_tait.stderr @@ -0,0 +1,27 @@ +error: at least one trait must be specified + --> $DIR/generic_not_used.rs:8:33 + | +LL | type WrongGeneric = impl 'static; + | ^^^^^^^^^^^^ + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_not_used.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: type parameter `V` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/generic_not_used.rs:11:73 + | +LL | fn wrong_generic(_: U, v: V) -> WrongGeneric { + | _________________________________________________________________________^ +LL | | +LL | | v +LL | | } + | |_^ + +error: aborting due to 2 previous errors; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/generic_not_used.stderr b/src/test/ui/type-alias-impl-trait/generic_not_used.min_tait.stderr similarity index 87% rename from src/test/ui/type-alias-impl-trait/generic_not_used.stderr rename to src/test/ui/type-alias-impl-trait/generic_not_used.min_tait.stderr index 8015ff7eded90..fe7f5f6c71e04 100644 --- a/src/test/ui/type-alias-impl-trait/generic_not_used.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_not_used.min_tait.stderr @@ -1,11 +1,11 @@ error: at least one trait must be specified - --> $DIR/generic_not_used.rs:5:33 + --> $DIR/generic_not_used.rs:8:33 | LL | type WrongGeneric = impl 'static; | ^^^^^^^^^^^^ error: type parameter `V` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/generic_not_used.rs:8:73 + --> $DIR/generic_not_used.rs:11:73 | LL | fn wrong_generic(_: U, v: V) -> WrongGeneric { | _________________________________________________________________________^ diff --git a/src/test/ui/type-alias-impl-trait/generic_not_used.rs b/src/test/ui/type-alias-impl-trait/generic_not_used.rs index ace52dc83ad79..68f50b2151ff1 100644 --- a/src/test/ui/type-alias-impl-trait/generic_not_used.rs +++ b/src/test/ui/type-alias-impl-trait/generic_not_used.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.full_tait.nll.stderr b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.full_tait.nll.stderr new file mode 100644 index 0000000000000..d0f3be336dccb --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.full_tait.nll.stderr @@ -0,0 +1,50 @@ +error: at least one trait must be specified + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 + | +LL | type WrongGeneric = impl 'static; + | ^^^^^^^^^^^^ + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_type_does_not_live_long_enough.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0308]: mismatched types + --> $DIR/generic_type_does_not_live_long_enough.rs:9:18 + | +LL | let z: i32 = x; + | --- ^ expected `i32`, found opaque type + | | + | expected due to this +... +LL | type WrongGeneric = impl 'static; + | ------------ the found opaque type + | + = note: expected type `i32` + found opaque type `impl Sized` + +error[E0310]: the parameter type `T` may not live long enough + --> $DIR/generic_type_does_not_live_long_enough.rs:17:30 + | +LL | fn wrong_generic(t: T) -> WrongGeneric { + | ^^^^^^^^^^^^^^^ + | + = help: consider adding an explicit lifetime bound `T: 'static`... + +error[E0310]: the parameter type `T` may not live long enough + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 + | +LL | type WrongGeneric = impl 'static; + | ^^^^^^^^^^^^ + | + = help: consider adding an explicit lifetime bound `T: 'static`... + = note: ...so that the type `T` will meet its required lifetime bounds + +error: aborting due to 4 previous errors; 1 warning emitted + +Some errors have detailed explanations: E0308, E0310. +For more information about an error, try `rustc --explain E0308`. diff --git a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.full_tait.stderr new file mode 100644 index 0000000000000..6394a1f8e8509 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.full_tait.stderr @@ -0,0 +1,51 @@ +error: at least one trait must be specified + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 + | +LL | type WrongGeneric = impl 'static; + | ^^^^^^^^^^^^ + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_type_does_not_live_long_enough.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0308]: mismatched types + --> $DIR/generic_type_does_not_live_long_enough.rs:9:18 + | +LL | let z: i32 = x; + | --- ^ expected `i32`, found opaque type + | | + | expected due to this +... +LL | type WrongGeneric = impl 'static; + | ------------ the found opaque type + | + = note: expected type `i32` + found opaque type `impl Sized` + +error[E0310]: the parameter type `T` may not live long enough + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 + | +LL | type WrongGeneric = impl 'static; + | ^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds +... +LL | fn wrong_generic(t: T) -> WrongGeneric { + | - help: consider adding an explicit lifetime bound...: `T: 'static` + +error[E0310]: the parameter type `T` may not live long enough + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 + | +LL | type WrongGeneric = impl 'static; + | ^^^^^^^^^^^^ + | + = help: consider adding an explicit lifetime bound `T: 'static`... + = note: ...so that the type `T` will meet its required lifetime bounds + +error: aborting due to 4 previous errors; 1 warning emitted + +Some errors have detailed explanations: E0308, E0310. +For more information about an error, try `rustc --explain E0308`. diff --git a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.nll.stderr b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.min_tait.nll.stderr similarity index 83% rename from src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.nll.stderr rename to src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.min_tait.nll.stderr index ffd6f34c4b00e..7496d96fa2136 100644 --- a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.nll.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.min_tait.nll.stderr @@ -1,11 +1,11 @@ error: at least one trait must be specified - --> $DIR/generic_type_does_not_live_long_enough.rs:9:24 + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 | LL | type WrongGeneric = impl 'static; | ^^^^^^^^^^^^ error[E0308]: mismatched types - --> $DIR/generic_type_does_not_live_long_enough.rs:6:18 + --> $DIR/generic_type_does_not_live_long_enough.rs:9:18 | LL | let z: i32 = x; | --- ^ expected `i32`, found opaque type @@ -19,7 +19,7 @@ LL | type WrongGeneric = impl 'static; found opaque type `impl Sized` error[E0310]: the parameter type `T` may not live long enough - --> $DIR/generic_type_does_not_live_long_enough.rs:14:30 + --> $DIR/generic_type_does_not_live_long_enough.rs:17:30 | LL | fn wrong_generic(t: T) -> WrongGeneric { | ^^^^^^^^^^^^^^^ @@ -27,7 +27,7 @@ LL | fn wrong_generic(t: T) -> WrongGeneric { = help: consider adding an explicit lifetime bound `T: 'static`... error[E0310]: the parameter type `T` may not live long enough - --> $DIR/generic_type_does_not_live_long_enough.rs:9:24 + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 | LL | type WrongGeneric = impl 'static; | ^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.stderr b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.min_tait.stderr similarity index 84% rename from src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.stderr rename to src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.min_tait.stderr index 4924c447d7e40..49ead8b094c19 100644 --- a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.min_tait.stderr @@ -1,11 +1,11 @@ error: at least one trait must be specified - --> $DIR/generic_type_does_not_live_long_enough.rs:9:24 + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 | LL | type WrongGeneric = impl 'static; | ^^^^^^^^^^^^ error[E0308]: mismatched types - --> $DIR/generic_type_does_not_live_long_enough.rs:6:18 + --> $DIR/generic_type_does_not_live_long_enough.rs:9:18 | LL | let z: i32 = x; | --- ^ expected `i32`, found opaque type @@ -19,7 +19,7 @@ LL | type WrongGeneric = impl 'static; found opaque type `impl Sized` error[E0310]: the parameter type `T` may not live long enough - --> $DIR/generic_type_does_not_live_long_enough.rs:9:24 + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 | LL | type WrongGeneric = impl 'static; | ^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds @@ -28,7 +28,7 @@ LL | fn wrong_generic(t: T) -> WrongGeneric { | - help: consider adding an explicit lifetime bound...: `T: 'static` error[E0310]: the parameter type `T` may not live long enough - --> $DIR/generic_type_does_not_live_long_enough.rs:9:24 + --> $DIR/generic_type_does_not_live_long_enough.rs:12:24 | LL | type WrongGeneric = impl 'static; | ^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs index f6d490960365a..3dda34ff668ce 100644 --- a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs +++ b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() { let y = 42; diff --git a/src/test/ui/type-alias-impl-trait/generic_underconstrained.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_underconstrained.full_tait.stderr new file mode 100644 index 0000000000000..c4778a46fb088 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_underconstrained.full_tait.stderr @@ -0,0 +1,32 @@ +error: at least one trait must be specified + --> $DIR/generic_underconstrained.rs:9:35 + | +LL | type Underconstrained = impl 'static; + | ^^^^^^^^^^^^ + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_underconstrained.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0277]: the trait bound `T: Trait` is not satisfied + --> $DIR/generic_underconstrained.rs:13:31 + | +LL | type Underconstrained = impl 'static; + | ----- required by this bound in `Underconstrained` +... +LL | fn underconstrain(_: T) -> Underconstrained { + | ^^^^^^^^^^^^^^^^^^^ the trait `Trait` is not implemented for `T` + | +help: consider restricting type parameter `T` + | +LL | fn underconstrain(_: T) -> Underconstrained { + | ^^^^^^^ + +error: aborting due to 2 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/generic_underconstrained.stderr b/src/test/ui/type-alias-impl-trait/generic_underconstrained.min_tait.stderr similarity index 89% rename from src/test/ui/type-alias-impl-trait/generic_underconstrained.stderr rename to src/test/ui/type-alias-impl-trait/generic_underconstrained.min_tait.stderr index cefc5d99b379e..6c1d6debee816 100644 --- a/src/test/ui/type-alias-impl-trait/generic_underconstrained.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_underconstrained.min_tait.stderr @@ -1,11 +1,11 @@ error: at least one trait must be specified - --> $DIR/generic_underconstrained.rs:6:35 + --> $DIR/generic_underconstrained.rs:9:35 | LL | type Underconstrained = impl 'static; | ^^^^^^^^^^^^ error[E0277]: the trait bound `T: Trait` is not satisfied - --> $DIR/generic_underconstrained.rs:10:31 + --> $DIR/generic_underconstrained.rs:13:31 | LL | type Underconstrained = impl 'static; | ----- required by this bound in `Underconstrained` diff --git a/src/test/ui/type-alias-impl-trait/generic_underconstrained.rs b/src/test/ui/type-alias-impl-trait/generic_underconstrained.rs index 766ee36c02be2..f4c4a1b72cb9d 100644 --- a/src/test/ui/type-alias-impl-trait/generic_underconstrained.rs +++ b/src/test/ui/type-alias-impl-trait/generic_underconstrained.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/generic_underconstrained2.full_tait.stderr b/src/test/ui/type-alias-impl-trait/generic_underconstrained2.full_tait.stderr new file mode 100644 index 0000000000000..ca263ba4f5b41 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_underconstrained2.full_tait.stderr @@ -0,0 +1,52 @@ +error: at least one trait must be specified + --> $DIR/generic_underconstrained2.rs:8:45 + | +LL | type Underconstrained = impl 'static; + | ^^^^^^^^^^^^ + +error: at least one trait must be specified + --> $DIR/generic_underconstrained2.rs:17:46 + | +LL | type Underconstrained2 = impl 'static; + | ^^^^^^^^^^^^ + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/generic_underconstrained2.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0277]: `U` doesn't implement `Debug` + --> $DIR/generic_underconstrained2.rs:12:33 + | +LL | type Underconstrained = impl 'static; + | --------------- required by this bound in `Underconstrained` +... +LL | fn underconstrained(_: U) -> Underconstrained { + | ^^^^^^^^^^^^^^^^^^^ `U` cannot be formatted using `{:?}` because it doesn't implement `Debug` + | +help: consider restricting type parameter `U` + | +LL | fn underconstrained(_: U) -> Underconstrained { + | ^^^^^^^ + +error[E0277]: `V` doesn't implement `Debug` + --> $DIR/generic_underconstrained2.rs:21:43 + | +LL | type Underconstrained2 = impl 'static; + | --------------- required by this bound in `Underconstrained2` +... +LL | fn underconstrained2(_: U, _: V) -> Underconstrained2 { + | ^^^^^^^^^^^^^^^^^^^^ `V` cannot be formatted using `{:?}` because it doesn't implement `Debug` + | +help: consider restricting type parameter `V` + | +LL | fn underconstrained2(_: U, _: V) -> Underconstrained2 { + | ^^^^^^^ + +error: aborting due to 4 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/generic_underconstrained2.stderr b/src/test/ui/type-alias-impl-trait/generic_underconstrained2.min_tait.stderr similarity index 89% rename from src/test/ui/type-alias-impl-trait/generic_underconstrained2.stderr rename to src/test/ui/type-alias-impl-trait/generic_underconstrained2.min_tait.stderr index 669546aef8669..6ce32f457e3ec 100644 --- a/src/test/ui/type-alias-impl-trait/generic_underconstrained2.stderr +++ b/src/test/ui/type-alias-impl-trait/generic_underconstrained2.min_tait.stderr @@ -1,17 +1,17 @@ error: at least one trait must be specified - --> $DIR/generic_underconstrained2.rs:5:45 + --> $DIR/generic_underconstrained2.rs:8:45 | LL | type Underconstrained = impl 'static; | ^^^^^^^^^^^^ error: at least one trait must be specified - --> $DIR/generic_underconstrained2.rs:14:46 + --> $DIR/generic_underconstrained2.rs:17:46 | LL | type Underconstrained2 = impl 'static; | ^^^^^^^^^^^^ error[E0277]: `U` doesn't implement `Debug` - --> $DIR/generic_underconstrained2.rs:9:33 + --> $DIR/generic_underconstrained2.rs:12:33 | LL | type Underconstrained = impl 'static; | --------------- required by this bound in `Underconstrained` @@ -25,7 +25,7 @@ LL | fn underconstrained(_: U) -> Underconstrained { | ^^^^^^^ error[E0277]: `V` doesn't implement `Debug` - --> $DIR/generic_underconstrained2.rs:18:43 + --> $DIR/generic_underconstrained2.rs:21:43 | LL | type Underconstrained2 = impl 'static; | --------------- required by this bound in `Underconstrained2` diff --git a/src/test/ui/type-alias-impl-trait/generic_underconstrained2.rs b/src/test/ui/type-alias-impl-trait/generic_underconstrained2.rs index cd7c962e2d15b..b3fb0748d2a62 100644 --- a/src/test/ui/type-alias-impl-trait/generic_underconstrained2.rs +++ b/src/test/ui/type-alias-impl-trait/generic_underconstrained2.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.full_tait.stderr b/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.full_tait.stderr new file mode 100644 index 0000000000000..bdd88134290c8 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.full_tait.stderr @@ -0,0 +1,18 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/impl-with-unconstrained-param.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates + --> $DIR/impl-with-unconstrained-param.rs:14:6 + | +LL | impl X for () { + | ^ unconstrained type parameter + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0207`. diff --git a/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.stderr b/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.min_tait.stderr similarity index 85% rename from src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.stderr rename to src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.min_tait.stderr index 8cf8fb1d16c4d..eb59766b91396 100644 --- a/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.stderr +++ b/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.min_tait.stderr @@ -1,5 +1,5 @@ error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates - --> $DIR/impl-with-unconstrained-param.rs:11:6 + --> $DIR/impl-with-unconstrained-param.rs:14:6 | LL | impl X for () { | ^ unconstrained type parameter diff --git a/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.rs b/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.rs index 851c2f66c475a..1aefa2474ffcd 100644 --- a/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.rs +++ b/src/test/ui/type-alias-impl-trait/impl-with-unconstrained-param.rs @@ -1,7 +1,10 @@ // Ensure that we don't ICE if associated type impl trait is used in an impl // with an unconstrained type parameter. -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait X { type I; diff --git a/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.full_tait.stderr b/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.full_tait.stderr new file mode 100644 index 0000000000000..30521b8bf7d91 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.full_tait.stderr @@ -0,0 +1,32 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/incoherent-assoc-imp-trait.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0119]: conflicting implementations of trait `std::ops::FnOnce<()>` for type `&_`: + --> $DIR/incoherent-assoc-imp-trait.rs:13:1 + | +LL | impl FnOnce<()> for &F { + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: conflicting implementation in crate `core`: + - impl FnOnce for &F + where F: Fn, F: ?Sized; + +error[E0210]: type parameter `F` must be used as the type parameter for some local type (e.g., `MyStruct`) + --> $DIR/incoherent-assoc-imp-trait.rs:13:6 + | +LL | impl FnOnce<()> for &F { + | ^ type parameter `F` must be used as the type parameter for some local type + | + = note: implementing a foreign trait is only possible if at least one of the types for which it is implemented is local + = note: only traits defined in the current crate can be implemented for a type parameter + +error: aborting due to 2 previous errors; 1 warning emitted + +Some errors have detailed explanations: E0119, E0210. +For more information about an error, try `rustc --explain E0119`. diff --git a/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.stderr b/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.min_tait.stderr similarity index 90% rename from src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.stderr rename to src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.min_tait.stderr index eafbd2ad0725b..a0427624ec3fe 100644 --- a/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.stderr +++ b/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.min_tait.stderr @@ -1,5 +1,5 @@ error[E0119]: conflicting implementations of trait `std::ops::FnOnce<()>` for type `&_`: - --> $DIR/incoherent-assoc-imp-trait.rs:10:1 + --> $DIR/incoherent-assoc-imp-trait.rs:13:1 | LL | impl FnOnce<()> for &F { | ^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -9,7 +9,7 @@ LL | impl FnOnce<()> for &F { where F: Fn, F: ?Sized; error[E0210]: type parameter `F` must be used as the type parameter for some local type (e.g., `MyStruct`) - --> $DIR/incoherent-assoc-imp-trait.rs:10:6 + --> $DIR/incoherent-assoc-imp-trait.rs:13:6 | LL | impl FnOnce<()> for &F { | ^ type parameter `F` must be used as the type parameter for some local type diff --git a/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.rs b/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.rs index c46c4715924e5..b52b9c18f0845 100644 --- a/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.rs +++ b/src/test/ui/type-alias-impl-trait/incoherent-assoc-imp-trait.rs @@ -1,7 +1,10 @@ // Regression test for issue 67856 #![feature(unboxed_closures)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![feature(fn_traits)] trait MyTrait {} diff --git a/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.full_tait.stderr new file mode 100644 index 0000000000000..4effd87120e7d --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-52843-closure-constrain.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: concrete type differs from previous defining opaque type use + --> $DIR/issue-52843-closure-constrain.rs:13:16 + | +LL | let null = || -> Opaque { 0 }; + | ^^^^^^^^^^^^^^^^^^ expected `String`, got `i32` + | +note: previous use here + --> $DIR/issue-52843-closure-constrain.rs:12:5 + | +LL | fn _unused() -> Opaque { String::new() } + | ^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.min_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.min_tait.stderr new file mode 100644 index 0000000000000..c2cb4829fb78a --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.min_tait.stderr @@ -0,0 +1,24 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-52843-closure-constrain.rs:13:22 + | +LL | let null = || -> Opaque { 0 }; + | ^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + +error: concrete type differs from previous defining opaque type use + --> $DIR/issue-52843-closure-constrain.rs:13:16 + | +LL | let null = || -> Opaque { 0 }; + | ^^^^^^^^^^^^^^^^^^ expected `String`, got `[type error]` + | +note: previous use here + --> $DIR/issue-52843-closure-constrain.rs:12:5 + | +LL | fn _unused() -> Opaque { String::new() } + | ^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.rs b/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.rs index 50eeff0b18fd4..01f874155fa1e 100644 --- a/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.rs +++ b/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.rs @@ -1,13 +1,16 @@ // Checks to ensure that we properly detect when a closure constrains an opaque type -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; fn main() { type Opaque = impl Debug; fn _unused() -> Opaque { String::new() } - let null = || -> Opaque { 0 }; + let null = || -> Opaque { 0 }; //[min_tait]~ ERROR: not permitted here //~^ ERROR: concrete type differs from previous defining opaque type use println!("{:?}", null()); } diff --git a/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.stderr b/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.stderr deleted file mode 100644 index d82050e263ee6..0000000000000 --- a/src/test/ui/type-alias-impl-trait/issue-52843-closure-constrain.stderr +++ /dev/null @@ -1,14 +0,0 @@ -error: concrete type differs from previous defining opaque type use - --> $DIR/issue-52843-closure-constrain.rs:10:16 - | -LL | let null = || -> Opaque { 0 }; - | ^^^^^^^^^^^^^^^^^^ expected `String`, got `i32` - | -note: previous use here - --> $DIR/issue-52843-closure-constrain.rs:9:5 - | -LL | fn _unused() -> Opaque { String::new() } - | ^^^^^^^^^^^^^^^^^^^^^^ - -error: aborting due to previous error - diff --git a/src/test/ui/type-alias-impl-trait/issue-52843.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-52843.full_tait.stderr new file mode 100644 index 0000000000000..14f4f62d7a5f7 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-52843.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-52843.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0277]: the trait bound `T: Default` is not satisfied + --> $DIR/issue-52843.rs:6:15 + | +LL | type Foo = impl Default; + | ^^^^^^^^^^^^ the trait `Default` is not implemented for `T` + | +help: consider restricting type parameter `T` + | +LL | type Foo = impl Default; + | ^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/issue-52843.stderr b/src/test/ui/type-alias-impl-trait/issue-52843.min_tait.stderr similarity index 92% rename from src/test/ui/type-alias-impl-trait/issue-52843.stderr rename to src/test/ui/type-alias-impl-trait/issue-52843.min_tait.stderr index 25db8dfabfc29..6dda27f515e79 100644 --- a/src/test/ui/type-alias-impl-trait/issue-52843.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-52843.min_tait.stderr @@ -1,5 +1,5 @@ error[E0277]: the trait bound `T: Default` is not satisfied - --> $DIR/issue-52843.rs:3:15 + --> $DIR/issue-52843.rs:6:15 | LL | type Foo = impl Default; | ^^^^^^^^^^^^ the trait `Default` is not implemented for `T` diff --git a/src/test/ui/type-alias-impl-trait/issue-52843.rs b/src/test/ui/type-alias-impl-trait/issue-52843.rs index b24959d720720..14f9db6eae2c7 100644 --- a/src/test/ui/type-alias-impl-trait/issue-52843.rs +++ b/src/test/ui/type-alias-impl-trait/issue-52843.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type Foo = impl Default; //~^ ERROR: the trait bound `T: Default` is not satisfied diff --git a/src/test/ui/type-alias-impl-trait/issue-53096.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-53096.full_tait.stderr new file mode 100644 index 0000000000000..1a03ce7966111 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-53096.full_tait.stderr @@ -0,0 +1,25 @@ +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-53096.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63065 for more information + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-53096.rs:4:56 + | +LL | #![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63063 for more information + +error: fatal error triggered by #[rustc_error] + --> $DIR/issue-53096.rs:14:1 + | +LL | fn main() {} + | ^^^^^^^^^ + +error: aborting due to previous error; 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-53096.min_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-53096.min_tait.stderr new file mode 100644 index 0000000000000..c6c7a51618dd3 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-53096.min_tait.stderr @@ -0,0 +1,12 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-53096.rs:10:19 + | +LL | const BAZR: Foo = bar(); + | ^^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/type-alias-impl-trait/issue-53096.rs b/src/test/ui/type-alias-impl-trait/issue-53096.rs index 6e1973bd18aab..fb621dc0bce9f 100644 --- a/src/test/ui/type-alias-impl-trait/issue-53096.rs +++ b/src/test/ui/type-alias-impl-trait/issue-53096.rs @@ -1,9 +1,14 @@ -// check-pass -#![feature(const_impl_trait, const_fn_fn_ptr_basics)] -#![feature(type_alias_impl_trait)] +#![feature(const_impl_trait, const_fn_fn_ptr_basics, rustc_attrs)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete type Foo = impl Fn() -> usize; const fn bar() -> Foo { || 0usize } const BAZR: Foo = bar(); +//[min_tait]~^ ERROR not permitted here -fn main() {} +#[rustc_error] +fn main() {} //[full_tait]~ ERROR diff --git a/src/test/ui/type-alias-impl-trait/issue-53598.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-53598.full_tait.stderr new file mode 100644 index 0000000000000..8c2d713c1607c --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-53598.full_tait.stderr @@ -0,0 +1,21 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-53598.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/issue-53598.rs:24:42 + | +LL | fn foo(_: T) -> Self::Item { + | __________________________________________^ +LL | | +LL | | S::(Default::default()) +LL | | } + | |_____^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-53598.stderr b/src/test/ui/type-alias-impl-trait/issue-53598.min_tait.stderr similarity index 91% rename from src/test/ui/type-alias-impl-trait/issue-53598.stderr rename to src/test/ui/type-alias-impl-trait/issue-53598.min_tait.stderr index 79e2682da3ea8..cb5d6ec80403d 100644 --- a/src/test/ui/type-alias-impl-trait/issue-53598.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-53598.min_tait.stderr @@ -1,5 +1,5 @@ error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-53598.rs:21:42 + --> $DIR/issue-53598.rs:24:42 | LL | fn foo(_: T) -> Self::Item { | __________________________________________^ diff --git a/src/test/ui/type-alias-impl-trait/issue-53598.rs b/src/test/ui/type-alias-impl-trait/issue-53598.rs index add9662938069..1388c587db954 100644 --- a/src/test/ui/type-alias-impl-trait/issue-53598.rs +++ b/src/test/ui/type-alias-impl-trait/issue-53598.rs @@ -1,6 +1,9 @@ // ignore-tidy-linelength // ignore-compare-mode-chalk -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.full_tait.stderr new file mode 100644 index 0000000000000..70d049ffa76bd --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.full_tait.stderr @@ -0,0 +1,25 @@ +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-53678-generator-and-const-fn.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63065 for more information + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-53678-generator-and-const-fn.rs:4:56 + | +LL | #![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63063 for more information + +error: fatal error triggered by #[rustc_error] + --> $DIR/issue-53678-generator-and-const-fn.rs:23:1 + | +LL | fn main() {} + | ^^^^^^^^^ + +error: aborting due to previous error; 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.min_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.min_tait.stderr new file mode 100644 index 0000000000000..a3dea45a6a5ad --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.min_tait.stderr @@ -0,0 +1,12 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-53678-generator-and-const-fn.rs:20:36 + | +LL | const FOO: GenOnce = const_generator(10, 100); + | ^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.rs b/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.rs index 4582d5386f08f..bf607d29ce462 100644 --- a/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.rs +++ b/src/test/ui/type-alias-impl-trait/issue-53678-generator-and-const-fn.rs @@ -1,6 +1,9 @@ -// check-pass - -#![feature(const_impl_trait, generators, generator_trait, type_alias_impl_trait)] +#![feature(const_impl_trait, generators, generator_trait, rustc_attrs)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(impl_trait_in_bindings, type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete use std::ops::Generator; @@ -14,6 +17,7 @@ const fn const_generator(yielding: Y, returning: R) -> GenOnce { } } -const FOO: GenOnce = const_generator(10, 100); +const FOO: GenOnce = const_generator(10, 100); //[min_tait]~ ERROR not permitted here -fn main() {} +#[rustc_error] +fn main() {} //[full_tait]~ ERROR diff --git a/src/test/ui/type-alias-impl-trait/issue-55099-lifetime-inference.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-55099-lifetime-inference.full_tait.stderr new file mode 100644 index 0000000000000..98778210bfb37 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-55099-lifetime-inference.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-55099-lifetime-inference.rs:8:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-55099-lifetime-inference.rs b/src/test/ui/type-alias-impl-trait/issue-55099-lifetime-inference.rs index 8e8508cdd6f30..2c24e9d744ae2 100644 --- a/src/test/ui/type-alias-impl-trait/issue-55099-lifetime-inference.rs +++ b/src/test/ui/type-alias-impl-trait/issue-55099-lifetime-inference.rs @@ -3,7 +3,10 @@ // Tests that we don't incorrectly consider a lifetime to part // of the concrete type -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Future { } diff --git a/src/test/ui/type-alias-impl-trait/issue-57188-associate-impl-capture.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-57188-associate-impl-capture.full_tait.stderr new file mode 100644 index 0000000000000..d31c232fc2391 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-57188-associate-impl-capture.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-57188-associate-impl-capture.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-57188-associate-impl-capture.rs b/src/test/ui/type-alias-impl-trait/issue-57188-associate-impl-capture.rs index 3a7a5da075f11..645a4c5696d45 100644 --- a/src/test/ui/type-alias-impl-trait/issue-57188-associate-impl-capture.rs +++ b/src/test/ui/type-alias-impl-trait/issue-57188-associate-impl-capture.rs @@ -2,7 +2,10 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete struct Baz<'a> { source: &'a str, diff --git a/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.full_tait.nll.stderr b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.full_tait.nll.stderr new file mode 100644 index 0000000000000..481d66dd8110f --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.full_tait.nll.stderr @@ -0,0 +1,47 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-57611-trait-alias.rs:8:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: higher-ranked subtype error + --> $DIR/issue-57611-trait-alias.rs:28:9 + | +LL | |x| x + | ^^^^^ + +error: higher-ranked subtype error + --> $DIR/issue-57611-trait-alias.rs:28:9 + | +LL | |x| x + | ^^^^^ + +error[E0308]: mismatched types + --> $DIR/issue-57611-trait-alias.rs:20:16 + | +LL | type Bar = impl Baz; + | ^^^^^^^^^^^^^^^^^^^^ one type is more general than the other + | + = note: expected type `for<'r> Fn<(&'r X,)>` + found type `Fn<(&'static X,)>` +note: this closure does not fulfill the lifetime requirements + --> $DIR/issue-57611-trait-alias.rs:28:9 + | +LL | |x| x + | ^^^^^ + +error: implementation of `FnOnce` is not general enough + --> $DIR/issue-57611-trait-alias.rs:20:16 + | +LL | type Bar = impl Baz; + | ^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough + | + = note: closure with signature `fn(&'static X) -> &'static X` must implement `FnOnce<(&'0 X,)>`, for any lifetime `'0`... + = note: ...but it actually implements `FnOnce<(&'static X,)>` + +error: aborting due to 4 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.full_tait.stderr new file mode 100644 index 0000000000000..d90f328708a7b --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.full_tait.stderr @@ -0,0 +1,67 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-57611-trait-alias.rs:8:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: implementation of `FnOnce` is not general enough + --> $DIR/issue-57611-trait-alias.rs:20:16 + | +LL | type Bar = impl Baz; + | ^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough + | + = note: closure with signature `fn(&'2 X) -> &X` must implement `FnOnce<(&'1 X,)>`, for any lifetime `'1`... + = note: ...but it actually implements `FnOnce<(&'2 X,)>`, for some specific lifetime `'2` + +error[E0308]: mismatched types + --> $DIR/issue-57611-trait-alias.rs:20:16 + | +LL | type Bar = impl Baz; + | ^^^^^^^^^^^^^^^^^^^^ one type is more general than the other + | + = note: expected type `for<'r> Fn<(&'r X,)>` + found type `Fn<(&' X,)>` +note: this closure does not fulfill the lifetime requirements + --> $DIR/issue-57611-trait-alias.rs:28:9 + | +LL | |x| x + | ^^^^^ + +error: implementation of `FnOnce` is not general enough + --> $DIR/issue-57611-trait-alias.rs:20:16 + | +LL | type Bar = impl Baz; + | ^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough + | + = note: closure with signature `fn(&'2 X) -> &'2 X` must implement `FnOnce<(&'1 X,)>`, for any lifetime `'1`... + = note: ...but it actually implements `FnOnce<(&'2 X,)>`, for some specific lifetime `'2` + +error[E0308]: mismatched types + --> $DIR/issue-57611-trait-alias.rs:20:16 + | +LL | type Bar = impl Baz; + | ^^^^^^^^^^^^^^^^^^^^ one type is more general than the other + | + = note: expected type `for<'r> Fn<(&'r X,)>` + found type `Fn<(&' X,)>` +note: this closure does not fulfill the lifetime requirements + --> $DIR/issue-57611-trait-alias.rs:28:9 + | +LL | |x| x + | ^^^^^ + +error: implementation of `FnOnce` is not general enough + --> $DIR/issue-57611-trait-alias.rs:20:16 + | +LL | type Bar = impl Baz; + | ^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough + | + = note: closure with signature `fn(&'2 X) -> &'2 X` must implement `FnOnce<(&'1 X,)>`, for any lifetime `'1`... + = note: ...but it actually implements `FnOnce<(&'2 X,)>`, for some specific lifetime `'2` + +error: aborting due to 5 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.nll.stderr b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.min_tait.nll.stderr similarity index 82% rename from src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.nll.stderr rename to src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.min_tait.nll.stderr index 998e178966a22..0343a769564af 100644 --- a/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.nll.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.min_tait.nll.stderr @@ -1,17 +1,17 @@ error: higher-ranked subtype error - --> $DIR/issue-57611-trait-alias.rs:25:9 + --> $DIR/issue-57611-trait-alias.rs:28:9 | LL | |x| x | ^^^^^ error: higher-ranked subtype error - --> $DIR/issue-57611-trait-alias.rs:25:9 + --> $DIR/issue-57611-trait-alias.rs:28:9 | LL | |x| x | ^^^^^ error[E0308]: mismatched types - --> $DIR/issue-57611-trait-alias.rs:17:16 + --> $DIR/issue-57611-trait-alias.rs:20:16 | LL | type Bar = impl Baz; | ^^^^^^^^^^^^^^^^^^^^ one type is more general than the other @@ -19,13 +19,13 @@ LL | type Bar = impl Baz; = note: expected type `for<'r> Fn<(&'r X,)>` found type `Fn<(&'static X,)>` note: this closure does not fulfill the lifetime requirements - --> $DIR/issue-57611-trait-alias.rs:25:9 + --> $DIR/issue-57611-trait-alias.rs:28:9 | LL | |x| x | ^^^^^ error: implementation of `FnOnce` is not general enough - --> $DIR/issue-57611-trait-alias.rs:17:16 + --> $DIR/issue-57611-trait-alias.rs:20:16 | LL | type Bar = impl Baz; | ^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough diff --git a/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.stderr b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.min_tait.stderr similarity index 87% rename from src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.stderr rename to src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.min_tait.stderr index 91c9d459ad8ce..d019f40757eed 100644 --- a/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.min_tait.stderr @@ -1,5 +1,5 @@ error: implementation of `FnOnce` is not general enough - --> $DIR/issue-57611-trait-alias.rs:17:16 + --> $DIR/issue-57611-trait-alias.rs:20:16 | LL | type Bar = impl Baz; | ^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough @@ -8,7 +8,7 @@ LL | type Bar = impl Baz; = note: ...but it actually implements `FnOnce<(&'2 X,)>`, for some specific lifetime `'2` error[E0308]: mismatched types - --> $DIR/issue-57611-trait-alias.rs:17:16 + --> $DIR/issue-57611-trait-alias.rs:20:16 | LL | type Bar = impl Baz; | ^^^^^^^^^^^^^^^^^^^^ one type is more general than the other @@ -16,13 +16,13 @@ LL | type Bar = impl Baz; = note: expected type `for<'r> Fn<(&'r X,)>` found type `Fn<(&' X,)>` note: this closure does not fulfill the lifetime requirements - --> $DIR/issue-57611-trait-alias.rs:25:9 + --> $DIR/issue-57611-trait-alias.rs:28:9 | LL | |x| x | ^^^^^ error: implementation of `FnOnce` is not general enough - --> $DIR/issue-57611-trait-alias.rs:17:16 + --> $DIR/issue-57611-trait-alias.rs:20:16 | LL | type Bar = impl Baz; | ^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough @@ -31,7 +31,7 @@ LL | type Bar = impl Baz; = note: ...but it actually implements `FnOnce<(&'2 X,)>`, for some specific lifetime `'2` error[E0308]: mismatched types - --> $DIR/issue-57611-trait-alias.rs:17:16 + --> $DIR/issue-57611-trait-alias.rs:20:16 | LL | type Bar = impl Baz; | ^^^^^^^^^^^^^^^^^^^^ one type is more general than the other @@ -39,13 +39,13 @@ LL | type Bar = impl Baz; = note: expected type `for<'r> Fn<(&'r X,)>` found type `Fn<(&' X,)>` note: this closure does not fulfill the lifetime requirements - --> $DIR/issue-57611-trait-alias.rs:25:9 + --> $DIR/issue-57611-trait-alias.rs:28:9 | LL | |x| x | ^^^^^ error: implementation of `FnOnce` is not general enough - --> $DIR/issue-57611-trait-alias.rs:17:16 + --> $DIR/issue-57611-trait-alias.rs:20:16 | LL | type Bar = impl Baz; | ^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough diff --git a/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.rs b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.rs index 561528c2abbd5..ccc727e0bf01b 100644 --- a/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.rs +++ b/src/test/ui/type-alias-impl-trait/issue-57611-trait-alias.rs @@ -3,7 +3,10 @@ // FIXME: This should compile, but it currently doesn't #![feature(trait_alias)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Foo { type Bar: Baz; diff --git a/src/test/ui/type-alias-impl-trait/issue-57700.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-57700.full_tait.stderr new file mode 100644 index 0000000000000..f92a5997a9bf3 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-57700.full_tait.stderr @@ -0,0 +1,21 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-57700.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: type parameter `impl Deref` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/issue-57700.rs:20:58 + | +LL | fn foo(self: impl Deref) -> Self::Bar { + | __________________________________________________________^ +LL | | +LL | | self +LL | | } + | |_____^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-57700.stderr b/src/test/ui/type-alias-impl-trait/issue-57700.min_tait.stderr similarity index 92% rename from src/test/ui/type-alias-impl-trait/issue-57700.stderr rename to src/test/ui/type-alias-impl-trait/issue-57700.min_tait.stderr index dc6be87ee9365..1aaa42b99ac61 100644 --- a/src/test/ui/type-alias-impl-trait/issue-57700.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-57700.min_tait.stderr @@ -1,5 +1,5 @@ error: type parameter `impl Deref` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-57700.rs:17:58 + --> $DIR/issue-57700.rs:20:58 | LL | fn foo(self: impl Deref) -> Self::Bar { | __________________________________________________________^ diff --git a/src/test/ui/type-alias-impl-trait/issue-57700.rs b/src/test/ui/type-alias-impl-trait/issue-57700.rs index c785ea2ee57d0..c7a123ad24056 100644 --- a/src/test/ui/type-alias-impl-trait/issue-57700.rs +++ b/src/test/ui/type-alias-impl-trait/issue-57700.rs @@ -1,7 +1,10 @@ // ignore-tidy-linelength // ignore-compare-mode-chalk #![feature(arbitrary_self_types)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::ops::Deref; diff --git a/src/test/ui/type-alias-impl-trait/issue-57807-associated-type.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-57807-associated-type.full_tait.stderr new file mode 100644 index 0000000000000..b35361c89a485 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-57807-associated-type.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-57807-associated-type.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-57807-associated-type.rs b/src/test/ui/type-alias-impl-trait/issue-57807-associated-type.rs index fcab2c7db2605..0a021149e700d 100644 --- a/src/test/ui/type-alias-impl-trait/issue-57807-associated-type.rs +++ b/src/test/ui/type-alias-impl-trait/issue-57807-associated-type.rs @@ -2,7 +2,10 @@ // that we properly unify associated types within // a type alias impl trait // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Bar { type A; diff --git a/src/test/ui/type-alias-impl-trait/issue-58887.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-58887.full_tait.stderr new file mode 100644 index 0000000000000..f0fd5f2f056ab --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-58887.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-58887.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-58887.rs b/src/test/ui/type-alias-impl-trait/issue-58887.rs index 96ac7860283ac..f0803a663de39 100644 --- a/src/test/ui/type-alias-impl-trait/issue-58887.rs +++ b/src/test/ui/type-alias-impl-trait/issue-58887.rs @@ -1,6 +1,9 @@ // run-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait UnwrapItemsExt { type Iter; diff --git a/src/test/ui/type-alias-impl-trait/issue-58951.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-58951.full_tait.stderr new file mode 100644 index 0000000000000..164b8881714e7 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-58951.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-58951.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-58951.rs b/src/test/ui/type-alias-impl-trait/issue-58951.rs index 3416c6745bb0d..3b1ea0d676bb4 100644 --- a/src/test/ui/type-alias-impl-trait/issue-58951.rs +++ b/src/test/ui/type-alias-impl-trait/issue-58951.rs @@ -1,6 +1,9 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type A = impl Iterator; diff --git a/src/test/ui/type-alias-impl-trait/issue-60371.rs b/src/test/ui/type-alias-impl-trait/issue-60371.rs index 14d21418ae853..4ac7f9423ff41 100644 --- a/src/test/ui/type-alias-impl-trait/issue-60371.rs +++ b/src/test/ui/type-alias-impl-trait/issue-60371.rs @@ -12,6 +12,7 @@ impl Bug for &() { //~^^ ERROR could not find defining uses const FUN: fn() -> Self::Item = || (); + //~^ ERROR type alias impl trait is not permitted here } fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/issue-60371.stderr b/src/test/ui/type-alias-impl-trait/issue-60371.stderr index d8e514a2cf45b..255d381bf0683 100644 --- a/src/test/ui/type-alias-impl-trait/issue-60371.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-60371.stderr @@ -5,7 +5,16 @@ LL | type Item = impl Bug; | ^^^^^^^^ | = note: see issue #63063 for more information - = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-60371.rs:14:37 + | +LL | const FUN: fn() -> Self::Item = || (); + | ^^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable error[E0277]: the trait bound `(): Bug` is not satisfied --> $DIR/issue-60371.rs:10:17 @@ -22,7 +31,7 @@ error: could not find defining uses LL | type Item = impl Bug; | ^^^^^^^^ -error: aborting due to 3 previous errors +error: aborting due to 4 previous errors Some errors have detailed explanations: E0277, E0658. For more information about an error, try `rustc --explain E0277`. diff --git a/src/test/ui/type-alias-impl-trait/issue-60407.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-60407.full_tait.stderr new file mode 100644 index 0000000000000..5edf73c8cedc6 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-60407.full_tait.stderr @@ -0,0 +1,25 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-60407.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-60407.rs:3:55 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +error: fatal error triggered by #[rustc_error] + --> $DIR/issue-60407.rs:12:1 + | +LL | fn main() { + | ^^^^^^^^^ + +error: aborting due to previous error; 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-60407.min_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-60407.min_tait.stderr new file mode 100644 index 0000000000000..edb8141c1b104 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-60407.min_tait.stderr @@ -0,0 +1,24 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-60407.rs:9:39 + | +LL | static mut TEST: Option = None; + | ^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: concrete type differs from previous defining opaque type use + --> $DIR/issue-60407.rs:16:1 + | +LL | fn foo() -> Debuggable { + | ^^^^^^^^^^^^^^^^^^^^^^ expected `[type error]`, got `u32` + | +note: previous use here + --> $DIR/issue-60407.rs:9:1 + | +LL | static mut TEST: Option = None; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/type-alias-impl-trait/issue-60407.rs b/src/test/ui/type-alias-impl-trait/issue-60407.rs index 7d462f057cb84..afcbf313cc855 100644 --- a/src/test/ui/type-alias-impl-trait/issue-60407.rs +++ b/src/test/ui/type-alias-impl-trait/issue-60407.rs @@ -1,15 +1,18 @@ -// check-pass - -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait, rustc_attrs)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete type Debuggable = impl core::fmt::Debug; -static mut TEST: Option = None; +static mut TEST: Option = None; //[min_tait]~ ERROR not permitted here -fn main() { +#[rustc_error] +fn main() { //[full_tait]~ ERROR unsafe { TEST = Some(foo()) } } -fn foo() -> Debuggable { +fn foo() -> Debuggable { //[min_tait]~ ERROR concrete type differs 0u32 } diff --git a/src/test/ui/type-alias-impl-trait/issue-60564.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-60564.full_tait.stderr new file mode 100644 index 0000000000000..72b6b0648f98f --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-60564.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-60564.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: non-defining opaque type use in defining scope + --> $DIR/issue-60564.rs:22:34 + | +LL | fn iter_bits(self, n: u8) -> Self::BitsIter { + | ^^^^^^^^^^^^^^ + | +note: used non-generic type `u8` for generic parameter + --> $DIR/issue-60564.rs:11:25 + | +LL | type IterBitsIter = impl std::iter::Iterator; + | ^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-60564.stderr b/src/test/ui/type-alias-impl-trait/issue-60564.min_tait.stderr similarity index 85% rename from src/test/ui/type-alias-impl-trait/issue-60564.stderr rename to src/test/ui/type-alias-impl-trait/issue-60564.min_tait.stderr index 66fa862ef9d7a..72668c8056fc5 100644 --- a/src/test/ui/type-alias-impl-trait/issue-60564.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-60564.min_tait.stderr @@ -1,11 +1,11 @@ error: non-defining opaque type use in defining scope - --> $DIR/issue-60564.rs:19:34 + --> $DIR/issue-60564.rs:22:34 | LL | fn iter_bits(self, n: u8) -> Self::BitsIter { | ^^^^^^^^^^^^^^ | note: used non-generic type `u8` for generic parameter - --> $DIR/issue-60564.rs:8:25 + --> $DIR/issue-60564.rs:11:25 | LL | type IterBitsIter = impl std::iter::Iterator; | ^ diff --git a/src/test/ui/type-alias-impl-trait/issue-60564.rs b/src/test/ui/type-alias-impl-trait/issue-60564.rs index 78def0d1136de..10fbbd2ef292e 100644 --- a/src/test/ui/type-alias-impl-trait/issue-60564.rs +++ b/src/test/ui/type-alias-impl-trait/issue-60564.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait IterBits { type BitsIter: Iterator; diff --git a/src/test/ui/type-alias-impl-trait/issue-62000-associate-impl-trait-lifetimes.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-62000-associate-impl-trait-lifetimes.full_tait.stderr new file mode 100644 index 0000000000000..1fc38d2f549a1 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-62000-associate-impl-trait-lifetimes.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-62000-associate-impl-trait-lifetimes.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-62000-associate-impl-trait-lifetimes.rs b/src/test/ui/type-alias-impl-trait/issue-62000-associate-impl-trait-lifetimes.rs index 36779a0ce89c3..4d9ca47b9474a 100644 --- a/src/test/ui/type-alias-impl-trait/issue-62000-associate-impl-trait-lifetimes.rs +++ b/src/test/ui/type-alias-impl-trait/issue-62000-associate-impl-trait-lifetimes.rs @@ -2,7 +2,10 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait MyTrait { type AssocType: Send; diff --git a/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.full_tait.stderr new file mode 100644 index 0000000000000..1c6759e3454b5 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-63263-closure-return.rs:9:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.rs b/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.rs index 7414611a74893..3b8f6afcb0054 100644 --- a/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.rs +++ b/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.rs @@ -4,7 +4,8 @@ // check-pass -#![feature(type_alias_impl_trait)] +#![feature(min_type_alias_impl_trait, type_alias_impl_trait)] +//~^ WARN incomplete pub type Closure = impl FnOnce(); diff --git a/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.stderr b/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.stderr new file mode 100644 index 0000000000000..e1f4ecd3b9814 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-63263-closure-return.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-63263-closure-return.rs:7:39 + | +LL | #![feature(min_type_alias_impl_trait, type_alias_impl_trait)] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-63279.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-63279.full_tait.stderr new file mode 100644 index 0000000000000..f544f61df97f3 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-63279.full_tait.stderr @@ -0,0 +1,21 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-63279.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0271]: type mismatch resolving `<[closure@$DIR/issue-63279.rs:11:5: 11:28] as FnOnce<()>>::Output == ()` + --> $DIR/issue-63279.rs:8:16 + | +LL | type Closure = impl FnOnce(); + | ^^^^^^^^^^^^^ expected opaque type, found `()` + | + = note: expected opaque type `impl FnOnce<()>` + found unit type `()` + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0271`. diff --git a/src/test/ui/type-alias-impl-trait/issue-63279.min_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-63279.min_tait.stderr new file mode 100644 index 0000000000000..bdf414d0badd3 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-63279.min_tait.stderr @@ -0,0 +1,22 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-63279.rs:11:11 + | +LL | || -> Closure { || () } + | ^^^^^^^ + | + = note: see issue #63063 for more information + = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + +error[E0271]: type mismatch resolving `<[closure@$DIR/issue-63279.rs:11:5: 11:28] as FnOnce<()>>::Output == ()` + --> $DIR/issue-63279.rs:8:16 + | +LL | type Closure = impl FnOnce(); + | ^^^^^^^^^^^^^ expected opaque type, found `()` + | + = note: expected opaque type `impl FnOnce<()>` + found unit type `()` + +error: aborting due to 2 previous errors + +Some errors have detailed explanations: E0271, E0658. +For more information about an error, try `rustc --explain E0271`. diff --git a/src/test/ui/type-alias-impl-trait/issue-63279.rs b/src/test/ui/type-alias-impl-trait/issue-63279.rs index b97192a2aed4a..086715626bc16 100644 --- a/src/test/ui/type-alias-impl-trait/issue-63279.rs +++ b/src/test/ui/type-alias-impl-trait/issue-63279.rs @@ -1,11 +1,14 @@ // compile-flags: -Zsave-analysis -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type Closure = impl FnOnce(); //~ ERROR: type mismatch resolving fn c() -> Closure { - || -> Closure { || () } + || -> Closure { || () } //[min_tait]~ ERROR: not permitted here } fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/issue-63279.stderr b/src/test/ui/type-alias-impl-trait/issue-63279.stderr deleted file mode 100644 index 8615b3f741bf5..0000000000000 --- a/src/test/ui/type-alias-impl-trait/issue-63279.stderr +++ /dev/null @@ -1,12 +0,0 @@ -error[E0271]: type mismatch resolving `<[closure@$DIR/issue-63279.rs:8:5: 8:28] as FnOnce<()>>::Output == ()` - --> $DIR/issue-63279.rs:5:16 - | -LL | type Closure = impl FnOnce(); - | ^^^^^^^^^^^^^ expected opaque type, found `()` - | - = note: expected opaque type `impl FnOnce<()>` - found unit type `()` - -error: aborting due to previous error - -For more information about this error, try `rustc --explain E0271`. diff --git a/src/test/ui/type-alias-impl-trait/issue-63677-type-alias-coherence.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-63677-type-alias-coherence.full_tait.stderr new file mode 100644 index 0000000000000..fc8d8147167b3 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-63677-type-alias-coherence.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-63677-type-alias-coherence.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-63677-type-alias-coherence.rs b/src/test/ui/type-alias-impl-trait/issue-63677-type-alias-coherence.rs index 28f4a85c9f290..62d11ad38d62d 100644 --- a/src/test/ui/type-alias-impl-trait/issue-63677-type-alias-coherence.rs +++ b/src/test/ui/type-alias-impl-trait/issue-63677-type-alias-coherence.rs @@ -2,7 +2,10 @@ // Regression test for issue #63677 - ensure that // coherence checking can properly handle 'impl trait' // in type aliases -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub trait Trait {} pub struct S1(T); diff --git a/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.full_tait.stderr new file mode 100644 index 0000000000000..cf668fc6e0666 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.full_tait.stderr @@ -0,0 +1,25 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-65679-inst-opaque-ty-from-val-twice.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-65679-inst-opaque-ty-from-val-twice.rs:5:55 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +error: fatal error triggered by #[rustc_error] + --> $DIR/issue-65679-inst-opaque-ty-from-val-twice.rs:19:1 + | +LL | fn main() { + | ^^^^^^^^^ + +error: aborting due to previous error; 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.min_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.min_tait.stderr new file mode 100644 index 0000000000000..5b6c4b5cda1fd --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.min_tait.stderr @@ -0,0 +1,21 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-65679-inst-opaque-ty-from-val-twice.rs:20:13 + | +LL | take(|| {}); + | ^ + | + = note: see issue #63063 for more information + = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + +error[E0658]: type alias impl trait is not permitted here + --> $DIR/issue-65679-inst-opaque-ty-from-val-twice.rs:22:13 + | +LL | take(|| {}); + | ^ + | + = note: see issue #63063 for more information + = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.rs b/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.rs index 26d97cea989c5..b7f05bd83ed6e 100644 --- a/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.rs +++ b/src/test/ui/type-alias-impl-trait/issue-65679-inst-opaque-ty-from-val-twice.rs @@ -1,7 +1,10 @@ // compile-flags: -Zsave-analysis -// check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait, rustc_attrs)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete type T = impl Sized; // The concrete type referred by impl-trait-type-alias(`T`) is guaranteed @@ -12,7 +15,10 @@ type T = impl Sized; fn take(_: fn() -> T) {} -fn main() { +#[rustc_error] +fn main() { //[full_tait]~ ERROR fatal error triggered by #[rustc_error] take(|| {}); + //[min_tait]~^ ERROR not permitted here take(|| {}); + //[min_tait]~^ ERROR not permitted here } diff --git a/src/test/ui/type-alias-impl-trait/issue-65918.rs b/src/test/ui/type-alias-impl-trait/issue-65918.rs index af6d501092017..ab05e4b1cbeca 100644 --- a/src/test/ui/type-alias-impl-trait/issue-65918.rs +++ b/src/test/ui/type-alias-impl-trait/issue-65918.rs @@ -2,7 +2,10 @@ // build-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::marker::PhantomData; diff --git a/src/test/ui/type-alias-impl-trait/issue-66580-closure-coherence.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-66580-closure-coherence.full_tait.stderr new file mode 100644 index 0000000000000..2fc46574512cc --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-66580-closure-coherence.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-66580-closure-coherence.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-66580-closure-coherence.rs b/src/test/ui/type-alias-impl-trait/issue-66580-closure-coherence.rs index 1d95cc7530c5e..7b3ddc7886841 100644 --- a/src/test/ui/type-alias-impl-trait/issue-66580-closure-coherence.rs +++ b/src/test/ui/type-alias-impl-trait/issue-66580-closure-coherence.rs @@ -2,7 +2,10 @@ // Ensures that we don't try to determine whether a closure // is foreign when it's the underlying type of an opaque type // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type Closure = impl FnOnce(); diff --git a/src/test/ui/type-alias-impl-trait/issue-67844-nested-opaque.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-67844-nested-opaque.full_tait.stderr new file mode 100644 index 0000000000000..81e27da0949af --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-67844-nested-opaque.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-67844-nested-opaque.rs:8:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-67844-nested-opaque.rs b/src/test/ui/type-alias-impl-trait/issue-67844-nested-opaque.rs index 7da0b049264c2..b9e29a01cddf9 100644 --- a/src/test/ui/type-alias-impl-trait/issue-67844-nested-opaque.rs +++ b/src/test/ui/type-alias-impl-trait/issue-67844-nested-opaque.rs @@ -3,7 +3,10 @@ // Ensures that we properly handle nested TAIT occurrences // with generic parameters -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait WithAssoc { type AssocType; } diff --git a/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.full_tait.stderr new file mode 100644 index 0000000000000..8b1ad19ac0cbf --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-68368-non-defining-use.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: non-defining opaque type use in defining scope + --> $DIR/issue-68368-non-defining-use.rs:11:15 + | +LL | fn f<'a>() -> Alias<'a, ()> {} + | ^^^^^^^^^^^^^ + | +note: used non-generic type `()` for generic parameter + --> $DIR/issue-68368-non-defining-use.rs:10:16 + | +LL | type Alias<'a, U> = impl Trait; + | ^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.stderr b/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.min_tait.stderr similarity index 75% rename from src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.stderr rename to src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.min_tait.stderr index c2fa54f50f881..01ae457851f24 100644 --- a/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.min_tait.stderr @@ -1,11 +1,11 @@ error: non-defining opaque type use in defining scope - --> $DIR/issue-68368-non-defining-use.rs:8:15 + --> $DIR/issue-68368-non-defining-use.rs:11:15 | LL | fn f<'a>() -> Alias<'a, ()> {} | ^^^^^^^^^^^^^ | note: used non-generic type `()` for generic parameter - --> $DIR/issue-68368-non-defining-use.rs:7:16 + --> $DIR/issue-68368-non-defining-use.rs:10:16 | LL | type Alias<'a, U> = impl Trait; | ^ diff --git a/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.rs b/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.rs index 3b6decbe9c65e..92465076733bc 100644 --- a/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.rs +++ b/src/test/ui/type-alias-impl-trait/issue-68368-non-defining-use.rs @@ -2,7 +2,10 @@ // Ensures that we don't ICE when emitting an error // for a non-defining use when lifetimes are involved -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Trait {} type Alias<'a, U> = impl Trait; fn f<'a>() -> Alias<'a, ()> {} diff --git a/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.full_tait.stderr new file mode 100644 index 0000000000000..7f120af2408bf --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.full_tait.stderr @@ -0,0 +1,20 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-69136-inner-lifetime-resolve-error.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0261]: use of undeclared lifetime name `'a` + --> $DIR/issue-69136-inner-lifetime-resolve-error.rs:20:65 + | +LL | type Return = impl WithAssoc; + | - ^^ undeclared lifetime + | | + | help: consider introducing lifetime `'a` here: `'a,` + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0261`. diff --git a/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.stderr b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.min_tait.stderr similarity index 87% rename from src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.stderr rename to src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.min_tait.stderr index fe45e39d938f0..e1fc94c3472a3 100644 --- a/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.min_tait.stderr @@ -1,5 +1,5 @@ error[E0261]: use of undeclared lifetime name `'a` - --> $DIR/issue-69136-inner-lifetime-resolve-error.rs:17:65 + --> $DIR/issue-69136-inner-lifetime-resolve-error.rs:20:65 | LL | type Return = impl WithAssoc; | - ^^ undeclared lifetime diff --git a/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.rs b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.rs index 6732902c09a50..61161d44e51ab 100644 --- a/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.rs +++ b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-error.rs @@ -1,6 +1,9 @@ // Regression test for #69136 -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait SomeTrait {} diff --git a/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-ok.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-ok.full_tait.stderr new file mode 100644 index 0000000000000..61e2e20dfd043 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-ok.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-69136-inner-lifetime-resolve-ok.rs:7:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-ok.rs b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-ok.rs index a6916eda8b093..01df967a4a515 100644 --- a/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-ok.rs +++ b/src/test/ui/type-alias-impl-trait/issue-69136-inner-lifetime-resolve-ok.rs @@ -2,7 +2,10 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait SomeTrait {} diff --git a/src/test/ui/type-alias-impl-trait/issue-70121.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-70121.full_tait.stderr new file mode 100644 index 0000000000000..9fe2e2cf88ee9 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-70121.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-70121.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-70121.rs b/src/test/ui/type-alias-impl-trait/issue-70121.rs index dff0d89d465dd..150eca46975da 100644 --- a/src/test/ui/type-alias-impl-trait/issue-70121.rs +++ b/src/test/ui/type-alias-impl-trait/issue-70121.rs @@ -1,6 +1,9 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub type Successors<'a> = impl Iterator; diff --git a/src/test/ui/type-alias-impl-trait/issue-74244.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-74244.full_tait.stderr new file mode 100644 index 0000000000000..e7729e47c36dd --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-74244.full_tait.stderr @@ -0,0 +1,18 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-74244.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates + --> $DIR/issue-74244.rs:12:6 + | +LL | impl Allocator for DefaultAllocator { + | ^ unconstrained type parameter + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0207`. diff --git a/src/test/ui/type-alias-impl-trait/issue-74244.stderr b/src/test/ui/type-alias-impl-trait/issue-74244.min_tait.stderr similarity index 90% rename from src/test/ui/type-alias-impl-trait/issue-74244.stderr rename to src/test/ui/type-alias-impl-trait/issue-74244.min_tait.stderr index ff6bacd277e1e..6ee8c58826dd4 100644 --- a/src/test/ui/type-alias-impl-trait/issue-74244.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-74244.min_tait.stderr @@ -1,5 +1,5 @@ error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates - --> $DIR/issue-74244.rs:9:6 + --> $DIR/issue-74244.rs:12:6 | LL | impl Allocator for DefaultAllocator { | ^ unconstrained type parameter diff --git a/src/test/ui/type-alias-impl-trait/issue-74244.rs b/src/test/ui/type-alias-impl-trait/issue-74244.rs index bb4104b3d2519..890eb23ef9511 100644 --- a/src/test/ui/type-alias-impl-trait/issue-74244.rs +++ b/src/test/ui/type-alias-impl-trait/issue-74244.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Allocator { type Buffer; diff --git a/src/test/ui/type-alias-impl-trait/issue-74761.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-74761.full_tait.stderr new file mode 100644 index 0000000000000..0880136d71b01 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-74761.full_tait.stderr @@ -0,0 +1,24 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-74761.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates + --> $DIR/issue-74761.rs:11:6 + | +LL | impl<'a, 'b> A for () { + | ^^ unconstrained lifetime parameter + +error[E0207]: the lifetime parameter `'b` is not constrained by the impl trait, self type, or predicates + --> $DIR/issue-74761.rs:11:10 + | +LL | impl<'a, 'b> A for () { + | ^^ unconstrained lifetime parameter + +error: aborting due to 2 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0207`. diff --git a/src/test/ui/type-alias-impl-trait/issue-74761.stderr b/src/test/ui/type-alias-impl-trait/issue-74761.min_tait.stderr similarity index 88% rename from src/test/ui/type-alias-impl-trait/issue-74761.stderr rename to src/test/ui/type-alias-impl-trait/issue-74761.min_tait.stderr index 3f38fa4de0165..20ebdd9cb504c 100644 --- a/src/test/ui/type-alias-impl-trait/issue-74761.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-74761.min_tait.stderr @@ -1,11 +1,11 @@ error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates - --> $DIR/issue-74761.rs:8:6 + --> $DIR/issue-74761.rs:11:6 | LL | impl<'a, 'b> A for () { | ^^ unconstrained lifetime parameter error[E0207]: the lifetime parameter `'b` is not constrained by the impl trait, self type, or predicates - --> $DIR/issue-74761.rs:8:10 + --> $DIR/issue-74761.rs:11:10 | LL | impl<'a, 'b> A for () { | ^^ unconstrained lifetime parameter diff --git a/src/test/ui/type-alias-impl-trait/issue-74761.rs b/src/test/ui/type-alias-impl-trait/issue-74761.rs index 4345b5d886ee2..66bb079b25a81 100644 --- a/src/test/ui/type-alias-impl-trait/issue-74761.rs +++ b/src/test/ui/type-alias-impl-trait/issue-74761.rs @@ -1,5 +1,8 @@ #![feature(member_constraints)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub trait A { type B; diff --git a/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.full_tait.stderr b/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.full_tait.stderr new file mode 100644 index 0000000000000..8fb4a3b662565 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-76202-trait-impl-for-tait.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: cannot implement trait on type alias impl trait + --> $DIR/issue-76202-trait-impl-for-tait.rs:19:1 + | +LL | impl Test for F { + | ^^^^^^^^^^^^^^^ + | +note: type alias impl trait defined here + --> $DIR/issue-76202-trait-impl-for-tait.rs:12:10 + | +LL | type F = impl Dummy; + | ^^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.stderr b/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.min_tait.stderr similarity index 70% rename from src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.stderr rename to src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.min_tait.stderr index 8689ee53660f6..3754553772c25 100644 --- a/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.stderr +++ b/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.min_tait.stderr @@ -1,11 +1,11 @@ error: cannot implement trait on type alias impl trait - --> $DIR/issue-76202-trait-impl-for-tait.rs:16:1 + --> $DIR/issue-76202-trait-impl-for-tait.rs:19:1 | LL | impl Test for F { | ^^^^^^^^^^^^^^^ | note: type alias impl trait defined here - --> $DIR/issue-76202-trait-impl-for-tait.rs:9:10 + --> $DIR/issue-76202-trait-impl-for-tait.rs:12:10 | LL | type F = impl Dummy; | ^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.rs b/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.rs index 9ce19536e7949..276c770fe486f 100644 --- a/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.rs +++ b/src/test/ui/type-alias-impl-trait/issue-76202-trait-impl-for-tait.rs @@ -1,7 +1,10 @@ // Regression test for issue #76202 // Tests that we don't ICE when we have a trait impl on a TAIT. -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Dummy {} impl Dummy for () {} diff --git a/src/test/ui/type-alias-impl-trait/nested_type_alias_impl_trait.full_tait.stderr b/src/test/ui/type-alias-impl-trait/nested_type_alias_impl_trait.full_tait.stderr new file mode 100644 index 0000000000000..5e4307be17a04 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/nested_type_alias_impl_trait.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/nested_type_alias_impl_trait.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/nested_type_alias_impl_trait.rs b/src/test/ui/type-alias-impl-trait/nested_type_alias_impl_trait.rs index 82c9ecd2ac6bf..f03563dfed6d2 100644 --- a/src/test/ui/type-alias-impl-trait/nested_type_alias_impl_trait.rs +++ b/src/test/ui/type-alias-impl-trait/nested_type_alias_impl_trait.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete // build-pass (FIXME(62277): could be check-pass?) mod my_mod { use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.full_tait.stderr b/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.full_tait.stderr new file mode 100644 index 0000000000000..45c95469e95c2 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.full_tait.stderr @@ -0,0 +1,33 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/never_reveal_concrete_type.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0308]: mismatched types + --> $DIR/never_reveal_concrete_type.rs:16:27 + | +LL | type NoReveal = impl std::fmt::Debug; + | -------------------- the found opaque type +... +LL | let _: &'static str = x; + | ------------ ^ expected `&str`, found opaque type + | | + | expected due to this + | + = note: expected reference `&'static str` + found opaque type `impl Debug` + +error[E0605]: non-primitive cast: `impl Debug` as `&'static str` + --> $DIR/never_reveal_concrete_type.rs:17:13 + | +LL | let _ = x as &'static str; + | ^^^^^^^^^^^^^^^^^ an `as` expression can only be used to convert between primitive types or to coerce to a specific trait object + +error: aborting due to 2 previous errors; 1 warning emitted + +Some errors have detailed explanations: E0308, E0605. +For more information about an error, try `rustc --explain E0308`. diff --git a/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.stderr b/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.min_tait.stderr similarity index 89% rename from src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.stderr rename to src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.min_tait.stderr index b438f84451649..530f8876cf200 100644 --- a/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.stderr +++ b/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.min_tait.stderr @@ -1,5 +1,5 @@ error[E0308]: mismatched types - --> $DIR/never_reveal_concrete_type.rs:13:27 + --> $DIR/never_reveal_concrete_type.rs:16:27 | LL | type NoReveal = impl std::fmt::Debug; | -------------------- the found opaque type @@ -13,7 +13,7 @@ LL | let _: &'static str = x; found opaque type `impl Debug` error[E0605]: non-primitive cast: `impl Debug` as `&'static str` - --> $DIR/never_reveal_concrete_type.rs:14:13 + --> $DIR/never_reveal_concrete_type.rs:17:13 | LL | let _ = x as &'static str; | ^^^^^^^^^^^^^^^^^ an `as` expression can only be used to convert between primitive types or to coerce to a specific trait object diff --git a/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.rs b/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.rs index 8787c023eb0c7..c555b9cdded8a 100644 --- a/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.rs +++ b/src/test/ui/type-alias-impl-trait/never_reveal_concrete_type.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.full_tait.stderr b/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.full_tait.stderr new file mode 100644 index 0000000000000..40949c84d2395 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.full_tait.stderr @@ -0,0 +1,25 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/no_inferrable_concrete_type.rs:6:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/no_inferrable_concrete_type.rs:6:55 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +error: could not find defining uses + --> $DIR/no_inferrable_concrete_type.rs:10:12 + | +LL | type Foo = impl Copy; + | ^^^^^^^^^ + +error: aborting due to previous error; 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.min_tait.stderr b/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.min_tait.stderr new file mode 100644 index 0000000000000..d69e4cccdf0af --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.min_tait.stderr @@ -0,0 +1,18 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/no_inferrable_concrete_type.rs:16:12 + | +LL | let _: Foo = std::mem::transmute(0u8); + | ^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: could not find defining uses + --> $DIR/no_inferrable_concrete_type.rs:10:12 + | +LL | type Foo = impl Copy; + | ^^^^^^^^^ + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.rs b/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.rs index c9ca504f78097..8ff588ef278ca 100644 --- a/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.rs +++ b/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.rs @@ -1,7 +1,11 @@ // Issue 52985: user code provides no use case that allows a type alias `impl Trait` // We now emit a 'could not find defining uses' error -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete type Foo = impl Copy; //~ could not find defining uses @@ -9,5 +13,5 @@ type Foo = impl Copy; //~ could not find defining uses fn bar(x: Foo) -> Foo { x } fn main() { - let _: Foo = std::mem::transmute(0u8); + let _: Foo = std::mem::transmute(0u8); //[min_tait]~ ERROR not permitted here } diff --git a/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.stderr b/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.stderr deleted file mode 100644 index 61025e846921e..0000000000000 --- a/src/test/ui/type-alias-impl-trait/no_inferrable_concrete_type.stderr +++ /dev/null @@ -1,8 +0,0 @@ -error: could not find defining uses - --> $DIR/no_inferrable_concrete_type.rs:6:12 - | -LL | type Foo = impl Copy; - | ^^^^^^^^^ - -error: aborting due to previous error - diff --git a/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.full_tait.stderr b/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.full_tait.stderr new file mode 100644 index 0000000000000..8699b21929ff2 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.full_tait.stderr @@ -0,0 +1,40 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/no_revealing_outside_defining_module.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0308]: mismatched types + --> $DIR/no_revealing_outside_defining_module.rs:18:19 + | +LL | pub type Boo = impl ::std::fmt::Debug; + | ---------------------- the found opaque type +... +LL | let _: &str = bomp(); + | ---- ^^^^^^ expected `&str`, found opaque type + | | + | expected due to this + | + = note: expected reference `&str` + found opaque type `impl Debug` + +error[E0308]: mismatched types + --> $DIR/no_revealing_outside_defining_module.rs:22:5 + | +LL | pub type Boo = impl ::std::fmt::Debug; + | ---------------------- the expected opaque type +... +LL | fn bomp() -> boo::Boo { + | -------- expected `impl Debug` because of return type +LL | "" + | ^^ expected opaque type, found `&str` + | + = note: expected opaque type `impl Debug` + found reference `&'static str` + +error: aborting due to 2 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.stderr b/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.min_tait.stderr similarity index 89% rename from src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.stderr rename to src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.min_tait.stderr index 67752acb8c9af..faaab4393521e 100644 --- a/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.stderr +++ b/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.min_tait.stderr @@ -1,5 +1,5 @@ error[E0308]: mismatched types - --> $DIR/no_revealing_outside_defining_module.rs:15:19 + --> $DIR/no_revealing_outside_defining_module.rs:18:19 | LL | pub type Boo = impl ::std::fmt::Debug; | ---------------------- the found opaque type @@ -13,7 +13,7 @@ LL | let _: &str = bomp(); found opaque type `impl Debug` error[E0308]: mismatched types - --> $DIR/no_revealing_outside_defining_module.rs:19:5 + --> $DIR/no_revealing_outside_defining_module.rs:22:5 | LL | pub type Boo = impl ::std::fmt::Debug; | ---------------------- the expected opaque type diff --git a/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.rs b/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.rs index 61153b1e17141..566c311b9bdf3 100644 --- a/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.rs +++ b/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() {} diff --git a/src/test/ui/type-alias-impl-trait/not_a_defining_use.full_tait.stderr b/src/test/ui/type-alias-impl-trait/not_a_defining_use.full_tait.stderr new file mode 100644 index 0000000000000..76e3500e8a90e --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/not_a_defining_use.full_tait.stderr @@ -0,0 +1,23 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/not_a_defining_use.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: non-defining opaque type use in defining scope + --> $DIR/not_a_defining_use.rs:12:27 + | +LL | fn two(t: T) -> Two { + | ^^^^^^^^^^^ + | +note: used non-generic type `u32` for generic parameter + --> $DIR/not_a_defining_use.rs:10:13 + | +LL | type Two = impl Debug; + | ^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/not_a_defining_use.stderr b/src/test/ui/type-alias-impl-trait/not_a_defining_use.min_tait.stderr similarity index 79% rename from src/test/ui/type-alias-impl-trait/not_a_defining_use.stderr rename to src/test/ui/type-alias-impl-trait/not_a_defining_use.min_tait.stderr index 2fa236b373a40..f5dbfecc742f5 100644 --- a/src/test/ui/type-alias-impl-trait/not_a_defining_use.stderr +++ b/src/test/ui/type-alias-impl-trait/not_a_defining_use.min_tait.stderr @@ -1,11 +1,11 @@ error: non-defining opaque type use in defining scope - --> $DIR/not_a_defining_use.rs:9:27 + --> $DIR/not_a_defining_use.rs:12:27 | LL | fn two(t: T) -> Two { | ^^^^^^^^^^^ | note: used non-generic type `u32` for generic parameter - --> $DIR/not_a_defining_use.rs:7:13 + --> $DIR/not_a_defining_use.rs:10:13 | LL | type Two = impl Debug; | ^ diff --git a/src/test/ui/type-alias-impl-trait/not_a_defining_use.rs b/src/test/ui/type-alias-impl-trait/not_a_defining_use.rs index f29b980dfd0e5..e58f33fcff48d 100644 --- a/src/test/ui/type-alias-impl-trait/not_a_defining_use.rs +++ b/src/test/ui/type-alias-impl-trait/not_a_defining_use.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::fmt::Debug; diff --git a/src/test/ui/type-alias-impl-trait/not_well_formed.full_tait.stderr b/src/test/ui/type-alias-impl-trait/not_well_formed.full_tait.stderr new file mode 100644 index 0000000000000..38f086ec45d68 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/not_well_formed.full_tait.stderr @@ -0,0 +1,18 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/not_well_formed.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0220]: associated type `Assoc` not found for `V` + --> $DIR/not_well_formed.rs:13:29 + | +LL | type Foo = impl Trait; + | ^^^^^ associated type `Assoc` not found + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0220`. diff --git a/src/test/ui/type-alias-impl-trait/not_well_formed.stderr b/src/test/ui/type-alias-impl-trait/not_well_formed.min_tait.stderr similarity index 88% rename from src/test/ui/type-alias-impl-trait/not_well_formed.stderr rename to src/test/ui/type-alias-impl-trait/not_well_formed.min_tait.stderr index c2b6f7eae9f3d..3bac38cef7da8 100644 --- a/src/test/ui/type-alias-impl-trait/not_well_formed.stderr +++ b/src/test/ui/type-alias-impl-trait/not_well_formed.min_tait.stderr @@ -1,5 +1,5 @@ error[E0220]: associated type `Assoc` not found for `V` - --> $DIR/not_well_formed.rs:10:29 + --> $DIR/not_well_formed.rs:13:29 | LL | type Foo = impl Trait; | ^^^^^ associated type `Assoc` not found diff --git a/src/test/ui/type-alias-impl-trait/not_well_formed.rs b/src/test/ui/type-alias-impl-trait/not_well_formed.rs index 36ec9b34ebdb1..6d511c581888c 100644 --- a/src/test/ui/type-alias-impl-trait/not_well_formed.rs +++ b/src/test/ui/type-alias-impl-trait/not_well_formed.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() { } diff --git a/src/test/ui/type-alias-impl-trait/structural-match-no-leak.full_tait.stderr b/src/test/ui/type-alias-impl-trait/structural-match-no-leak.full_tait.stderr new file mode 100644 index 0000000000000..b560c0c918a86 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/structural-match-no-leak.full_tait.stderr @@ -0,0 +1,25 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/structural-match-no-leak.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/structural-match-no-leak.rs:4:55 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +error: `impl Send` cannot be used in patterns + --> $DIR/structural-match-no-leak.rs:19:9 + | +LL | LEAK_FREE => (), + | ^^^^^^^^^ + +error: aborting due to previous error; 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/structural-match-no-leak.min_tait.stderr b/src/test/ui/type-alias-impl-trait/structural-match-no-leak.min_tait.stderr new file mode 100644 index 0000000000000..e962b23a587de --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/structural-match-no-leak.min_tait.stderr @@ -0,0 +1,12 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/structural-match-no-leak.rs:15:24 + | +LL | const LEAK_FREE: Bar = leak_free(); + | ^^^^^^^^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/type-alias-impl-trait/structural-match-no-leak.rs b/src/test/ui/type-alias-impl-trait/structural-match-no-leak.rs index 58f0f5b2f65dc..d0bae30f9963f 100644 --- a/src/test/ui/type-alias-impl-trait/structural-match-no-leak.rs +++ b/src/test/ui/type-alias-impl-trait/structural-match-no-leak.rs @@ -1,4 +1,9 @@ -#![feature(const_impl_trait, type_alias_impl_trait)] +#![feature(const_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete type Bar = impl Send; @@ -7,12 +12,12 @@ type Bar = impl Send; const fn leak_free() -> Bar { 7i32 } -const LEAK_FREE: Bar = leak_free(); +const LEAK_FREE: Bar = leak_free(); //[min_tait]~ ERROR not permitted here fn leak_free_test() { match todo!() { LEAK_FREE => (), - //~^ `impl Send` cannot be used in patterns + //[full_tait]~^ `impl Send` cannot be used in patterns _ => (), } } diff --git a/src/test/ui/type-alias-impl-trait/structural-match-no-leak.stderr b/src/test/ui/type-alias-impl-trait/structural-match-no-leak.stderr deleted file mode 100644 index 889c4fd4b0405..0000000000000 --- a/src/test/ui/type-alias-impl-trait/structural-match-no-leak.stderr +++ /dev/null @@ -1,8 +0,0 @@ -error: `impl Send` cannot be used in patterns - --> $DIR/structural-match-no-leak.rs:14:9 - | -LL | LEAK_FREE => (), - | ^^^^^^^^^ - -error: aborting due to previous error - diff --git a/src/test/ui/type-alias-impl-trait/structural-match.full_tait.stderr b/src/test/ui/type-alias-impl-trait/structural-match.full_tait.stderr new file mode 100644 index 0000000000000..b94e06e6d0ef4 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/structural-match.full_tait.stderr @@ -0,0 +1,25 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/structural-match.rs:4:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/structural-match.rs:4:55 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +error: `impl Send` cannot be used in patterns + --> $DIR/structural-match.rs:20:9 + | +LL | VALUE => (), + | ^^^^^ + +error: aborting due to previous error; 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/structural-match.min_tait.stderr b/src/test/ui/type-alias-impl-trait/structural-match.min_tait.stderr new file mode 100644 index 0000000000000..36c49a954bda8 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/structural-match.min_tait.stderr @@ -0,0 +1,12 @@ +error[E0658]: type alias impl trait is not permitted here + --> $DIR/structural-match.rs:16:20 + | +LL | const VALUE: Foo = value(); + | ^^^^^^^ + | + = note: see issue #63065 for more information + = help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/type-alias-impl-trait/structural-match.rs b/src/test/ui/type-alias-impl-trait/structural-match.rs index 74ffa6084268e..daf914cc494ac 100644 --- a/src/test/ui/type-alias-impl-trait/structural-match.rs +++ b/src/test/ui/type-alias-impl-trait/structural-match.rs @@ -1,4 +1,9 @@ -#![feature(const_impl_trait, type_alias_impl_trait)] +#![feature(const_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait, impl_trait_in_bindings))] +//[full_tait]~^ WARN incomplete +//[full_tait]~| WARN incomplete type Foo = impl Send; @@ -8,12 +13,12 @@ struct A; const fn value() -> Foo { A } -const VALUE: Foo = value(); +const VALUE: Foo = value(); //[min_tait]~ ERROR not permitted here fn test() { match todo!() { VALUE => (), - //~^ `impl Send` cannot be used in patterns + //[full_tait]~^ `impl Send` cannot be used in patterns _ => (), } } diff --git a/src/test/ui/type-alias-impl-trait/structural-match.stderr b/src/test/ui/type-alias-impl-trait/structural-match.stderr deleted file mode 100644 index 262fd0726137e..0000000000000 --- a/src/test/ui/type-alias-impl-trait/structural-match.stderr +++ /dev/null @@ -1,8 +0,0 @@ -error: `impl Send` cannot be used in patterns - --> $DIR/structural-match.rs:15:9 - | -LL | VALUE => (), - | ^^^^^ - -error: aborting due to previous error - diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.full_tait.stderr new file mode 100644 index 0000000000000..894d61502a721 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.full_tait.stderr @@ -0,0 +1,19 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-const.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-const.rs:11:12 + | +LL | #![feature(impl_trait_in_bindings)] + | ^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #63065 for more information + +warning: 2 warnings emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.min_tait.stderr similarity index 89% rename from src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.stderr rename to src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.min_tait.stderr index b0593d51a250c..66e4c242168d1 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.stderr +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.min_tait.stderr @@ -1,5 +1,5 @@ warning: the feature `impl_trait_in_bindings` is incomplete and may not be safe to use and/or cause compiler crashes - --> $DIR/type-alias-impl-trait-const.rs:8:12 + --> $DIR/type-alias-impl-trait-const.rs:11:12 | LL | #![feature(impl_trait_in_bindings)] | ^^^^^^^^^^^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.rs index 01769f711536c..0b0551cd96d3b 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-const.rs @@ -1,6 +1,9 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete // Currently, the `type_alias_impl_trait` feature implicitly // depends on `impl_trait_in_bindings` in order to work properly. // Specifically, this line requires `impl_trait_in_bindings` to be enabled: diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-fns.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-fns.full_tait.stderr new file mode 100644 index 0000000000000..fb88c2043bd3f --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-fns.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-fns.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-fns.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-fns.rs index a22b12cae6bcb..a6b00220084ad 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-fns.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-fns.rs @@ -1,6 +1,9 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete // Regression test for issue #61863 diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-sized.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-sized.full_tait.stderr new file mode 100644 index 0000000000000..cbecd0bb3d486 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-sized.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-sized.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-sized.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-sized.rs index c54df664243e7..b062739921fa6 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-sized.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-sized.rs @@ -1,6 +1,9 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type A = impl Sized; fn f1() -> A { 0 } diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-tuple.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-tuple.full_tait.stderr new file mode 100644 index 0000000000000..1a351867bff2d --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-tuple.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-tuple.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-tuple.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-tuple.rs index 86c9d48214383..ad2c11d4f994e 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-tuple.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-tuple.rs @@ -1,6 +1,9 @@ // check-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete #![allow(dead_code)] pub trait MyTrait {} diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.full_tait.stderr new file mode 100644 index 0000000000000..b16d9c2c143bd --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.full_tait.stderr @@ -0,0 +1,18 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-unconstrained-lifetime.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates + --> $DIR/type-alias-impl-trait-unconstrained-lifetime.rs:13:6 + | +LL | impl<'a, I: Iterator> Trait for (i32, I) { + | ^^ unconstrained lifetime parameter + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0207`. diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.min_tait.stderr similarity index 83% rename from src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.stderr rename to src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.min_tait.stderr index 8cdce2f8e81ca..7d4abb0fafbbc 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.stderr +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.min_tait.stderr @@ -1,5 +1,5 @@ error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates - --> $DIR/type-alias-impl-trait-unconstrained-lifetime.rs:10:6 + --> $DIR/type-alias-impl-trait-unconstrained-lifetime.rs:13:6 | LL | impl<'a, I: Iterator> Trait for (i32, I) { | ^^ unconstrained lifetime parameter diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.rs index efbf4f1e351f7..97294e81dca66 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-unconstrained-lifetime.rs @@ -1,6 +1,9 @@ // regression test for #74018 -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete trait Trait { type Associated; diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.full_tait.stderr new file mode 100644 index 0000000000000..e3fd076fc492b --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.full_tait.stderr @@ -0,0 +1,17 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-with-cycle-error.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: could not find defining uses + --> $DIR/type-alias-impl-trait-with-cycle-error.rs:6:12 + | +LL | type Foo = impl Fn() -> Foo; + | ^^^^^^^^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.min_tait.stderr similarity index 71% rename from src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.stderr rename to src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.min_tait.stderr index 726f4ea6e00f7..556779574e43c 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.stderr +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.min_tait.stderr @@ -1,5 +1,5 @@ error: could not find defining uses - --> $DIR/type-alias-impl-trait-with-cycle-error.rs:3:12 + --> $DIR/type-alias-impl-trait-with-cycle-error.rs:6:12 | LL | type Foo = impl Fn() -> Foo; | ^^^^^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.rs index c009952eab750..dba0d2c2cdf46 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type Foo = impl Fn() -> Foo; //~^ ERROR: could not find defining uses diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.full_tait.stderr new file mode 100644 index 0000000000000..eccf08b4a1247 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.full_tait.stderr @@ -0,0 +1,17 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-with-cycle-error2.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: could not find defining uses + --> $DIR/type-alias-impl-trait-with-cycle-error2.rs:10:12 + | +LL | type Foo = impl Bar; + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.min_tait.stderr similarity index 73% rename from src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.stderr rename to src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.min_tait.stderr index 3947cc4d27055..44d279cad171f 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.stderr +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.min_tait.stderr @@ -1,5 +1,5 @@ error: could not find defining uses - --> $DIR/type-alias-impl-trait-with-cycle-error2.rs:7:12 + --> $DIR/type-alias-impl-trait-with-cycle-error2.rs:10:12 | LL | type Foo = impl Bar; | ^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.rs index 32ecc36661898..f204403712588 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete pub trait Bar { type Item; diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.full_tait.stderr new file mode 100644 index 0000000000000..6ada4b2fdffe0 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.full_tait.stderr @@ -0,0 +1,23 @@ +error: at least one trait must be specified + --> $DIR/type-alias-impl-trait-with-no-traits.rs:6:12 + | +LL | type Foo = impl 'static; + | ^^^^^^^^^^^^ + +error: at least one trait must be specified + --> $DIR/type-alias-impl-trait-with-no-traits.rs:13:13 + | +LL | fn bar() -> impl 'static { + | ^^^^^^^^^^^^ + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait-with-no-traits.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: aborting due to 2 previous errors; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.min_tait.stderr similarity index 69% rename from src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.stderr rename to src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.min_tait.stderr index 3f7acd3383010..5fd8aac550751 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.stderr +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.min_tait.stderr @@ -1,11 +1,11 @@ error: at least one trait must be specified - --> $DIR/type-alias-impl-trait-with-no-traits.rs:3:12 + --> $DIR/type-alias-impl-trait-with-no-traits.rs:6:12 | LL | type Foo = impl 'static; | ^^^^^^^^^^^^ error: at least one trait must be specified - --> $DIR/type-alias-impl-trait-with-no-traits.rs:10:13 + --> $DIR/type-alias-impl-trait-with-no-traits.rs:13:13 | LL | fn bar() -> impl 'static { | ^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.rs index 8ca279eec921b..7efc790058864 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-no-traits.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete type Foo = impl 'static; //~^ ERROR: at least one trait must be specified diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait.full_tait.stderr new file mode 100644 index 0000000000000..8c0f7758dae60 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-impl-trait.rs:8:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait.rs b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait.rs index 80192d19af98b..6176595534a35 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-impl-trait.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-impl-trait.rs @@ -3,7 +3,10 @@ #![allow(dead_code)] #![allow(unused_assignments)] #![allow(unused_variables)] -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() { assert_eq!(foo().to_string(), "foo"); diff --git a/src/test/ui/type-alias-impl-trait/type-alias-nested-impl-trait.full_tait.stderr b/src/test/ui/type-alias-impl-trait/type-alias-nested-impl-trait.full_tait.stderr new file mode 100644 index 0000000000000..ed4fe41da3ed3 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/type-alias-nested-impl-trait.full_tait.stderr @@ -0,0 +1,11 @@ +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/type-alias-nested-impl-trait.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/type-alias-nested-impl-trait.rs b/src/test/ui/type-alias-impl-trait/type-alias-nested-impl-trait.rs index fd954801dc047..3023bf06562fb 100644 --- a/src/test/ui/type-alias-impl-trait/type-alias-nested-impl-trait.rs +++ b/src/test/ui/type-alias-impl-trait/type-alias-nested-impl-trait.rs @@ -1,6 +1,9 @@ // run-pass -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete use std::iter::{once, Chain}; diff --git a/src/test/ui/type-alias-impl-trait/unused_generic_param.full_tait.stderr b/src/test/ui/type-alias-impl-trait/unused_generic_param.full_tait.stderr new file mode 100644 index 0000000000000..b70f36b67ab3d --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/unused_generic_param.full_tait.stderr @@ -0,0 +1,23 @@ +error: at least one trait must be specified + --> $DIR/unused_generic_param.rs:9:28 + | +LL | type PartiallyDefined = impl 'static; + | ^^^^^^^^^^^^ + +error: at least one trait must be specified + --> $DIR/unused_generic_param.rs:16:29 + | +LL | type PartiallyDefined2 = impl 'static; + | ^^^^^^^^^^^^ + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/unused_generic_param.rs:3:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error: aborting due to 2 previous errors; 1 warning emitted + diff --git a/src/test/ui/type-alias-impl-trait/unused_generic_param.stderr b/src/test/ui/type-alias-impl-trait/unused_generic_param.min_tait.stderr similarity index 80% rename from src/test/ui/type-alias-impl-trait/unused_generic_param.stderr rename to src/test/ui/type-alias-impl-trait/unused_generic_param.min_tait.stderr index 9c63701ed3350..561025c88f8f6 100644 --- a/src/test/ui/type-alias-impl-trait/unused_generic_param.stderr +++ b/src/test/ui/type-alias-impl-trait/unused_generic_param.min_tait.stderr @@ -1,11 +1,11 @@ error: at least one trait must be specified - --> $DIR/unused_generic_param.rs:6:28 + --> $DIR/unused_generic_param.rs:9:28 | LL | type PartiallyDefined = impl 'static; | ^^^^^^^^^^^^ error: at least one trait must be specified - --> $DIR/unused_generic_param.rs:13:29 + --> $DIR/unused_generic_param.rs:16:29 | LL | type PartiallyDefined2 = impl 'static; | ^^^^^^^^^^^^ diff --git a/src/test/ui/type-alias-impl-trait/unused_generic_param.rs b/src/test/ui/type-alias-impl-trait/unused_generic_param.rs index a9ab727b193e4..59c7646ade263 100644 --- a/src/test/ui/type-alias-impl-trait/unused_generic_param.rs +++ b/src/test/ui/type-alias-impl-trait/unused_generic_param.rs @@ -1,4 +1,7 @@ -#![feature(type_alias_impl_trait)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete fn main() { } diff --git a/src/test/ui/typeck/typeck_type_placeholder_item.full_tait.stderr b/src/test/ui/typeck/typeck_type_placeholder_item.full_tait.stderr new file mode 100644 index 0000000000000..75e4cb3e2d819 --- /dev/null +++ b/src/test/ui/typeck/typeck_type_placeholder_item.full_tait.stderr @@ -0,0 +1,647 @@ +error: expected identifier, found reserved identifier `_` + --> $DIR/typeck_type_placeholder_item.rs:158:18 + | +LL | struct BadStruct<_>(_); + | ^ expected identifier, found reserved identifier + +error: expected identifier, found reserved identifier `_` + --> $DIR/typeck_type_placeholder_item.rs:161:16 + | +LL | trait BadTrait<_> {} + | ^ expected identifier, found reserved identifier + +error: expected identifier, found reserved identifier `_` + --> $DIR/typeck_type_placeholder_item.rs:171:19 + | +LL | struct BadStruct1<_, _>(_); + | ^ expected identifier, found reserved identifier + +error: expected identifier, found reserved identifier `_` + --> $DIR/typeck_type_placeholder_item.rs:171:22 + | +LL | struct BadStruct1<_, _>(_); + | ^ expected identifier, found reserved identifier + +error: expected identifier, found reserved identifier `_` + --> $DIR/typeck_type_placeholder_item.rs:176:19 + | +LL | struct BadStruct2<_, T>(_, T); + | ^ expected identifier, found reserved identifier + +error: associated constant in `impl` without body + --> $DIR/typeck_type_placeholder_item.rs:209:5 + | +LL | const C: _; + | ^^^^^^^^^^- + | | + | help: provide a definition for the constant: `= ;` + +error[E0403]: the name `_` is already used for a generic parameter in this item's generic parameters + --> $DIR/typeck_type_placeholder_item.rs:171:22 + | +LL | struct BadStruct1<_, _>(_); + | - ^ already used + | | + | first use of `_` + +warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/typeck_type_placeholder_item.rs:5:32 + | +LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))] + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #63063 for more information + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:10:14 + | +LL | fn test() -> _ { 5 } + | ^ + | | + | not allowed in type signatures + | help: replace with the correct return type: `i32` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:13:16 + | +LL | fn test2() -> (_, _) { (5, 5) } + | -^--^- + | || | + | || not allowed in type signatures + | |not allowed in type signatures + | help: replace with the correct return type: `(i32, i32)` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:16:15 + | +LL | static TEST3: _ = "test"; + | ^ + | | + | not allowed in type signatures + | help: replace `_` with the correct type: `&str` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:19:15 + | +LL | static TEST4: _ = 145; + | ^ + | | + | not allowed in type signatures + | help: replace `_` with the correct type: `i32` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:22:15 + | +LL | static TEST5: (_, _) = (1, 2); + | ^^^^^^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:25:13 + | +LL | fn test6(_: _) { } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn test6(_: T) { } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:28:18 + | +LL | fn test6_b(_: _, _: T) { } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn test6_b(_: U, _: T) { } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:31:30 + | +LL | fn test6_c(_: _, _: (T, K, L, A, B)) { } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn test6_c(_: U, _: (T, K, L, A, B)) { } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:34:13 + | +LL | fn test7(x: _) { let _x: usize = x; } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn test7(x: T) { let _x: usize = x; } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:37:22 + | +LL | fn test8(_f: fn() -> _) { } + | ^ + | | + | not allowed in type signatures + | help: use type parameters instead: `T` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:37:22 + | +LL | fn test8(_f: fn() -> _) { } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn test8(_f: fn() -> T) { } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:51:26 + | +LL | fn test11(x: &usize) -> &_ { + | -^ + | || + | |not allowed in type signatures + | help: replace with the correct return type: `&'static &'static usize` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:56:52 + | +LL | unsafe fn test12(x: *const usize) -> *const *const _ { + | --------------^ + | | | + | | not allowed in type signatures + | help: replace with the correct return type: `*const *const usize` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:70:8 + | +LL | a: _, + | ^ not allowed in type signatures +LL | +LL | b: (_, _), + | ^ ^ not allowed in type signatures + | | + | not allowed in type signatures + | +help: use type parameters instead + | +LL | struct Test10 { +LL | a: T, +LL | +LL | b: (T, T), + | + +error: missing type for `static` item + --> $DIR/typeck_type_placeholder_item.rs:76:12 + | +LL | static A = 42; + | ^ help: provide a type for the item: `A: i32` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:78:15 + | +LL | static B: _ = 42; + | ^ + | | + | not allowed in type signatures + | help: replace `_` with the correct type: `i32` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:80:15 + | +LL | static C: Option<_> = Some(42); + | ^^^^^^^^^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:83:21 + | +LL | fn fn_test() -> _ { 5 } + | ^ + | | + | not allowed in type signatures + | help: replace with the correct return type: `i32` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:86:23 + | +LL | fn fn_test2() -> (_, _) { (5, 5) } + | -^--^- + | || | + | || not allowed in type signatures + | |not allowed in type signatures + | help: replace with the correct return type: `(i32, i32)` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:89:22 + | +LL | static FN_TEST3: _ = "test"; + | ^ + | | + | not allowed in type signatures + | help: replace `_` with the correct type: `&str` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:92:22 + | +LL | static FN_TEST4: _ = 145; + | ^ + | | + | not allowed in type signatures + | help: replace `_` with the correct type: `i32` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:95:22 + | +LL | static FN_TEST5: (_, _) = (1, 2); + | ^^^^^^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:98:20 + | +LL | fn fn_test6(_: _) { } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn fn_test6(_: T) { } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:101:20 + | +LL | fn fn_test7(x: _) { let _x: usize = x; } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn fn_test7(x: T) { let _x: usize = x; } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:104:29 + | +LL | fn fn_test8(_f: fn() -> _) { } + | ^ + | | + | not allowed in type signatures + | help: use type parameters instead: `T` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:104:29 + | +LL | fn fn_test8(_f: fn() -> _) { } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn fn_test8(_f: fn() -> T) { } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:127:12 + | +LL | a: _, + | ^ not allowed in type signatures +LL | +LL | b: (_, _), + | ^ ^ not allowed in type signatures + | | + | not allowed in type signatures + | +help: use type parameters instead + | +LL | struct FnTest10 { +LL | a: T, +LL | +LL | b: (T, T), + | + +error[E0282]: type annotations needed + --> $DIR/typeck_type_placeholder_item.rs:132:18 + | +LL | fn fn_test11(_: _) -> (_, _) { panic!() } + | ^ cannot infer type + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:132:28 + | +LL | fn fn_test11(_: _) -> (_, _) { panic!() } + | ^ ^ not allowed in type signatures + | | + | not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:136:30 + | +LL | fn fn_test12(x: i32) -> (_, _) { (x, x) } + | -^--^- + | || | + | || not allowed in type signatures + | |not allowed in type signatures + | help: replace with the correct return type: `(i32, i32)` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:139:33 + | +LL | fn fn_test13(x: _) -> (i32, _) { (x, x) } + | ------^- + | | | + | | not allowed in type signatures + | help: replace with the correct return type: `(i32, i32)` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:158:21 + | +LL | struct BadStruct<_>(_); + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | struct BadStruct(T); + | ^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:163:15 + | +LL | impl BadTrait<_> for BadStruct<_> {} + | ^ ^ not allowed in type signatures + | | + | not allowed in type signatures + | +help: use type parameters instead + | +LL | impl BadTrait for BadStruct {} + | ^^^ ^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:166:34 + | +LL | fn impl_trait() -> impl BadTrait<_> { + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:171:25 + | +LL | struct BadStruct1<_, _>(_); + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | struct BadStruct1(T); + | ^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:176:25 + | +LL | struct BadStruct2<_, T>(_, T); + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | struct BadStruct2(U, T); + | ^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:180:14 + | +LL | type X = Box<_>; + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:186:21 + | +LL | type Y = impl Trait<_>; + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:220:31 + | +LL | fn value() -> Option<&'static _> { + | ----------------^- + | | | + | | not allowed in type signatures + | help: replace with the correct return type: `Option<&'static u8>` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:225:10 + | +LL | const _: Option<_> = map(value); + | ^^^^^^^^^ + | | + | not allowed in type signatures + | help: replace `_` with the correct type: `Option` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:144:31 + | +LL | fn method_test1(&self, x: _); + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn method_test1(&self, x: T); + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:146:31 + | +LL | fn method_test2(&self, x: _) -> _; + | ^ ^ not allowed in type signatures + | | + | not allowed in type signatures + | +help: use type parameters instead + | +LL | fn method_test2(&self, x: T) -> T; + | ^^^ ^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:148:31 + | +LL | fn method_test3(&self) -> _; + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn method_test3(&self) -> T; + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:150:26 + | +LL | fn assoc_fn_test1(x: _); + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn assoc_fn_test1(x: T); + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:152:26 + | +LL | fn assoc_fn_test2(x: _) -> _; + | ^ ^ not allowed in type signatures + | | + | not allowed in type signatures + | +help: use type parameters instead + | +LL | fn assoc_fn_test2(x: T) -> T; + | ^^^ ^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:154:28 + | +LL | fn assoc_fn_test3() -> _; + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn assoc_fn_test3() -> T; + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:194:14 + | +LL | type B = _; + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:196:14 + | +LL | const C: _; + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:198:14 + | +LL | const D: _ = 42; + | ^ + | | + | not allowed in type signatures + | help: replace `_` with the correct type: `i32` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:201:26 + | +LL | type F: std::ops::Fn(_); + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:44:24 + | +LL | fn test9(&self) -> _ { () } + | ^ + | | + | not allowed in type signatures + | help: replace with the correct return type: `()` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:47:27 + | +LL | fn test10(&self, _x : _) { } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn test10(&self, _x : T) { } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:62:24 + | +LL | fn clone(&self) -> _ { Test9 } + | ^ + | | + | not allowed in type signatures + | help: replace with the correct return type: `Test9` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:65:37 + | +LL | fn clone_from(&mut self, other: _) { *self = Test9; } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn clone_from(&mut self, other: T) { *self = Test9; } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:111:31 + | +LL | fn fn_test9(&self) -> _ { () } + | ^ + | | + | not allowed in type signatures + | help: replace with the correct return type: `()` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:114:34 + | +LL | fn fn_test10(&self, _x : _) { } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn fn_test10(&self, _x : T) { } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:119:28 + | +LL | fn clone(&self) -> _ { FnTest9 } + | ^ + | | + | not allowed in type signatures + | help: replace with the correct return type: `FnTest9` + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:122:41 + | +LL | fn clone_from(&mut self, other: _) { *self = FnTest9; } + | ^ not allowed in type signatures + | +help: use type parameters instead + | +LL | fn clone_from(&mut self, other: T) { *self = FnTest9; } + | ^^^ ^ + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:205:14 + | +LL | type A = _; + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:207:14 + | +LL | type B = _; + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:209:14 + | +LL | const C: _; + | ^ not allowed in type signatures + +error[E0121]: the type placeholder `_` is not allowed within types on item signatures + --> $DIR/typeck_type_placeholder_item.rs:212:14 + | +LL | const D: _ = 42; + | ^ + | | + | not allowed in type signatures + | help: replace `_` with the correct type: `i32` + +error: aborting due to 69 previous errors; 1 warning emitted + +Some errors have detailed explanations: E0121, E0282, E0403. +For more information about an error, try `rustc --explain E0121`. diff --git a/src/test/ui/typeck/typeck_type_placeholder_item.stderr b/src/test/ui/typeck/typeck_type_placeholder_item.min_tait.stderr similarity index 86% rename from src/test/ui/typeck/typeck_type_placeholder_item.stderr rename to src/test/ui/typeck/typeck_type_placeholder_item.min_tait.stderr index 1034402bfb08d..c6758c52a914e 100644 --- a/src/test/ui/typeck/typeck_type_placeholder_item.stderr +++ b/src/test/ui/typeck/typeck_type_placeholder_item.min_tait.stderr @@ -1,35 +1,35 @@ error: expected identifier, found reserved identifier `_` - --> $DIR/typeck_type_placeholder_item.rs:154:18 + --> $DIR/typeck_type_placeholder_item.rs:158:18 | LL | struct BadStruct<_>(_); | ^ expected identifier, found reserved identifier error: expected identifier, found reserved identifier `_` - --> $DIR/typeck_type_placeholder_item.rs:157:16 + --> $DIR/typeck_type_placeholder_item.rs:161:16 | LL | trait BadTrait<_> {} | ^ expected identifier, found reserved identifier error: expected identifier, found reserved identifier `_` - --> $DIR/typeck_type_placeholder_item.rs:167:19 + --> $DIR/typeck_type_placeholder_item.rs:171:19 | LL | struct BadStruct1<_, _>(_); | ^ expected identifier, found reserved identifier error: expected identifier, found reserved identifier `_` - --> $DIR/typeck_type_placeholder_item.rs:167:22 + --> $DIR/typeck_type_placeholder_item.rs:171:22 | LL | struct BadStruct1<_, _>(_); | ^ expected identifier, found reserved identifier error: expected identifier, found reserved identifier `_` - --> $DIR/typeck_type_placeholder_item.rs:172:19 + --> $DIR/typeck_type_placeholder_item.rs:176:19 | LL | struct BadStruct2<_, T>(_, T); | ^ expected identifier, found reserved identifier error: associated constant in `impl` without body - --> $DIR/typeck_type_placeholder_item.rs:205:5 + --> $DIR/typeck_type_placeholder_item.rs:209:5 | LL | const C: _; | ^^^^^^^^^^- @@ -37,7 +37,7 @@ LL | const C: _; | help: provide a definition for the constant: `= ;` error[E0403]: the name `_` is already used for a generic parameter in this item's generic parameters - --> $DIR/typeck_type_placeholder_item.rs:167:22 + --> $DIR/typeck_type_placeholder_item.rs:171:22 | LL | struct BadStruct1<_, _>(_); | - ^ already used @@ -45,7 +45,7 @@ LL | struct BadStruct1<_, _>(_); | first use of `_` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:6:14 + --> $DIR/typeck_type_placeholder_item.rs:10:14 | LL | fn test() -> _ { 5 } | ^ @@ -54,7 +54,7 @@ LL | fn test() -> _ { 5 } | help: replace with the correct return type: `i32` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:9:16 + --> $DIR/typeck_type_placeholder_item.rs:13:16 | LL | fn test2() -> (_, _) { (5, 5) } | -^--^- @@ -64,7 +64,7 @@ LL | fn test2() -> (_, _) { (5, 5) } | help: replace with the correct return type: `(i32, i32)` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:12:15 + --> $DIR/typeck_type_placeholder_item.rs:16:15 | LL | static TEST3: _ = "test"; | ^ @@ -73,7 +73,7 @@ LL | static TEST3: _ = "test"; | help: replace `_` with the correct type: `&str` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:15:15 + --> $DIR/typeck_type_placeholder_item.rs:19:15 | LL | static TEST4: _ = 145; | ^ @@ -82,13 +82,13 @@ LL | static TEST4: _ = 145; | help: replace `_` with the correct type: `i32` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:18:15 + --> $DIR/typeck_type_placeholder_item.rs:22:15 | LL | static TEST5: (_, _) = (1, 2); | ^^^^^^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:21:13 + --> $DIR/typeck_type_placeholder_item.rs:25:13 | LL | fn test6(_: _) { } | ^ not allowed in type signatures @@ -99,7 +99,7 @@ LL | fn test6(_: T) { } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:24:18 + --> $DIR/typeck_type_placeholder_item.rs:28:18 | LL | fn test6_b(_: _, _: T) { } | ^ not allowed in type signatures @@ -110,7 +110,7 @@ LL | fn test6_b(_: U, _: T) { } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:27:30 + --> $DIR/typeck_type_placeholder_item.rs:31:30 | LL | fn test6_c(_: _, _: (T, K, L, A, B)) { } | ^ not allowed in type signatures @@ -121,7 +121,7 @@ LL | fn test6_c(_: U, _: (T, K, L, A, B)) { } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:30:13 + --> $DIR/typeck_type_placeholder_item.rs:34:13 | LL | fn test7(x: _) { let _x: usize = x; } | ^ not allowed in type signatures @@ -132,7 +132,7 @@ LL | fn test7(x: T) { let _x: usize = x; } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:33:22 + --> $DIR/typeck_type_placeholder_item.rs:37:22 | LL | fn test8(_f: fn() -> _) { } | ^ @@ -141,7 +141,7 @@ LL | fn test8(_f: fn() -> _) { } | help: use type parameters instead: `T` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:33:22 + --> $DIR/typeck_type_placeholder_item.rs:37:22 | LL | fn test8(_f: fn() -> _) { } | ^ not allowed in type signatures @@ -152,7 +152,7 @@ LL | fn test8(_f: fn() -> T) { } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:47:26 + --> $DIR/typeck_type_placeholder_item.rs:51:26 | LL | fn test11(x: &usize) -> &_ { | -^ @@ -161,7 +161,7 @@ LL | fn test11(x: &usize) -> &_ { | help: replace with the correct return type: `&'static &'static usize` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:52:52 + --> $DIR/typeck_type_placeholder_item.rs:56:52 | LL | unsafe fn test12(x: *const usize) -> *const *const _ { | --------------^ @@ -170,7 +170,7 @@ LL | unsafe fn test12(x: *const usize) -> *const *const _ { | help: replace with the correct return type: `*const *const usize` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:66:8 + --> $DIR/typeck_type_placeholder_item.rs:70:8 | LL | a: _, | ^ not allowed in type signatures @@ -189,13 +189,13 @@ LL | b: (T, T), | error: missing type for `static` item - --> $DIR/typeck_type_placeholder_item.rs:72:12 + --> $DIR/typeck_type_placeholder_item.rs:76:12 | LL | static A = 42; | ^ help: provide a type for the item: `A: i32` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:74:15 + --> $DIR/typeck_type_placeholder_item.rs:78:15 | LL | static B: _ = 42; | ^ @@ -204,13 +204,13 @@ LL | static B: _ = 42; | help: replace `_` with the correct type: `i32` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:76:15 + --> $DIR/typeck_type_placeholder_item.rs:80:15 | LL | static C: Option<_> = Some(42); | ^^^^^^^^^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:79:21 + --> $DIR/typeck_type_placeholder_item.rs:83:21 | LL | fn fn_test() -> _ { 5 } | ^ @@ -219,7 +219,7 @@ LL | fn fn_test() -> _ { 5 } | help: replace with the correct return type: `i32` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:82:23 + --> $DIR/typeck_type_placeholder_item.rs:86:23 | LL | fn fn_test2() -> (_, _) { (5, 5) } | -^--^- @@ -229,7 +229,7 @@ LL | fn fn_test2() -> (_, _) { (5, 5) } | help: replace with the correct return type: `(i32, i32)` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:85:22 + --> $DIR/typeck_type_placeholder_item.rs:89:22 | LL | static FN_TEST3: _ = "test"; | ^ @@ -238,7 +238,7 @@ LL | static FN_TEST3: _ = "test"; | help: replace `_` with the correct type: `&str` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:88:22 + --> $DIR/typeck_type_placeholder_item.rs:92:22 | LL | static FN_TEST4: _ = 145; | ^ @@ -247,13 +247,13 @@ LL | static FN_TEST4: _ = 145; | help: replace `_` with the correct type: `i32` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:91:22 + --> $DIR/typeck_type_placeholder_item.rs:95:22 | LL | static FN_TEST5: (_, _) = (1, 2); | ^^^^^^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:94:20 + --> $DIR/typeck_type_placeholder_item.rs:98:20 | LL | fn fn_test6(_: _) { } | ^ not allowed in type signatures @@ -264,7 +264,7 @@ LL | fn fn_test6(_: T) { } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:97:20 + --> $DIR/typeck_type_placeholder_item.rs:101:20 | LL | fn fn_test7(x: _) { let _x: usize = x; } | ^ not allowed in type signatures @@ -275,7 +275,7 @@ LL | fn fn_test7(x: T) { let _x: usize = x; } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:100:29 + --> $DIR/typeck_type_placeholder_item.rs:104:29 | LL | fn fn_test8(_f: fn() -> _) { } | ^ @@ -284,7 +284,7 @@ LL | fn fn_test8(_f: fn() -> _) { } | help: use type parameters instead: `T` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:100:29 + --> $DIR/typeck_type_placeholder_item.rs:104:29 | LL | fn fn_test8(_f: fn() -> _) { } | ^ not allowed in type signatures @@ -295,7 +295,7 @@ LL | fn fn_test8(_f: fn() -> T) { } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:123:12 + --> $DIR/typeck_type_placeholder_item.rs:127:12 | LL | a: _, | ^ not allowed in type signatures @@ -314,13 +314,13 @@ LL | b: (T, T), | error[E0282]: type annotations needed - --> $DIR/typeck_type_placeholder_item.rs:128:18 + --> $DIR/typeck_type_placeholder_item.rs:132:18 | LL | fn fn_test11(_: _) -> (_, _) { panic!() } | ^ cannot infer type error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:128:28 + --> $DIR/typeck_type_placeholder_item.rs:132:28 | LL | fn fn_test11(_: _) -> (_, _) { panic!() } | ^ ^ not allowed in type signatures @@ -328,7 +328,7 @@ LL | fn fn_test11(_: _) -> (_, _) { panic!() } | not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:132:30 + --> $DIR/typeck_type_placeholder_item.rs:136:30 | LL | fn fn_test12(x: i32) -> (_, _) { (x, x) } | -^--^- @@ -338,7 +338,7 @@ LL | fn fn_test12(x: i32) -> (_, _) { (x, x) } | help: replace with the correct return type: `(i32, i32)` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:135:33 + --> $DIR/typeck_type_placeholder_item.rs:139:33 | LL | fn fn_test13(x: _) -> (i32, _) { (x, x) } | ------^- @@ -347,7 +347,7 @@ LL | fn fn_test13(x: _) -> (i32, _) { (x, x) } | help: replace with the correct return type: `(i32, i32)` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:154:21 + --> $DIR/typeck_type_placeholder_item.rs:158:21 | LL | struct BadStruct<_>(_); | ^ not allowed in type signatures @@ -358,7 +358,7 @@ LL | struct BadStruct(T); | ^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:159:15 + --> $DIR/typeck_type_placeholder_item.rs:163:15 | LL | impl BadTrait<_> for BadStruct<_> {} | ^ ^ not allowed in type signatures @@ -371,13 +371,13 @@ LL | impl BadTrait for BadStruct {} | ^^^ ^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:162:34 + --> $DIR/typeck_type_placeholder_item.rs:166:34 | LL | fn impl_trait() -> impl BadTrait<_> { | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:167:25 + --> $DIR/typeck_type_placeholder_item.rs:171:25 | LL | struct BadStruct1<_, _>(_); | ^ not allowed in type signatures @@ -388,7 +388,7 @@ LL | struct BadStruct1(T); | ^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:172:25 + --> $DIR/typeck_type_placeholder_item.rs:176:25 | LL | struct BadStruct2<_, T>(_, T); | ^ not allowed in type signatures @@ -399,19 +399,19 @@ LL | struct BadStruct2(U, T); | ^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:176:14 + --> $DIR/typeck_type_placeholder_item.rs:180:14 | LL | type X = Box<_>; | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:182:21 + --> $DIR/typeck_type_placeholder_item.rs:186:21 | LL | type Y = impl Trait<_>; | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:216:31 + --> $DIR/typeck_type_placeholder_item.rs:220:31 | LL | fn value() -> Option<&'static _> { | ----------------^- @@ -420,7 +420,7 @@ LL | fn value() -> Option<&'static _> { | help: replace with the correct return type: `Option<&'static u8>` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:221:10 + --> $DIR/typeck_type_placeholder_item.rs:225:10 | LL | const _: Option<_> = map(value); | ^^^^^^^^^ @@ -429,7 +429,7 @@ LL | const _: Option<_> = map(value); | help: replace `_` with the correct type: `Option` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:140:31 + --> $DIR/typeck_type_placeholder_item.rs:144:31 | LL | fn method_test1(&self, x: _); | ^ not allowed in type signatures @@ -440,7 +440,7 @@ LL | fn method_test1(&self, x: T); | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:142:31 + --> $DIR/typeck_type_placeholder_item.rs:146:31 | LL | fn method_test2(&self, x: _) -> _; | ^ ^ not allowed in type signatures @@ -453,7 +453,7 @@ LL | fn method_test2(&self, x: T) -> T; | ^^^ ^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:144:31 + --> $DIR/typeck_type_placeholder_item.rs:148:31 | LL | fn method_test3(&self) -> _; | ^ not allowed in type signatures @@ -464,7 +464,7 @@ LL | fn method_test3(&self) -> T; | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:146:26 + --> $DIR/typeck_type_placeholder_item.rs:150:26 | LL | fn assoc_fn_test1(x: _); | ^ not allowed in type signatures @@ -475,7 +475,7 @@ LL | fn assoc_fn_test1(x: T); | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:148:26 + --> $DIR/typeck_type_placeholder_item.rs:152:26 | LL | fn assoc_fn_test2(x: _) -> _; | ^ ^ not allowed in type signatures @@ -488,7 +488,7 @@ LL | fn assoc_fn_test2(x: T) -> T; | ^^^ ^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:150:28 + --> $DIR/typeck_type_placeholder_item.rs:154:28 | LL | fn assoc_fn_test3() -> _; | ^ not allowed in type signatures @@ -499,19 +499,19 @@ LL | fn assoc_fn_test3() -> T; | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:190:14 + --> $DIR/typeck_type_placeholder_item.rs:194:14 | LL | type B = _; | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:192:14 + --> $DIR/typeck_type_placeholder_item.rs:196:14 | LL | const C: _; | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:194:14 + --> $DIR/typeck_type_placeholder_item.rs:198:14 | LL | const D: _ = 42; | ^ @@ -520,13 +520,13 @@ LL | const D: _ = 42; | help: replace `_` with the correct type: `i32` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:197:26 + --> $DIR/typeck_type_placeholder_item.rs:201:26 | LL | type F: std::ops::Fn(_); | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:40:24 + --> $DIR/typeck_type_placeholder_item.rs:44:24 | LL | fn test9(&self) -> _ { () } | ^ @@ -535,7 +535,7 @@ LL | fn test9(&self) -> _ { () } | help: replace with the correct return type: `()` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:43:27 + --> $DIR/typeck_type_placeholder_item.rs:47:27 | LL | fn test10(&self, _x : _) { } | ^ not allowed in type signatures @@ -546,7 +546,7 @@ LL | fn test10(&self, _x : T) { } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:58:24 + --> $DIR/typeck_type_placeholder_item.rs:62:24 | LL | fn clone(&self) -> _ { Test9 } | ^ @@ -555,7 +555,7 @@ LL | fn clone(&self) -> _ { Test9 } | help: replace with the correct return type: `Test9` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:61:37 + --> $DIR/typeck_type_placeholder_item.rs:65:37 | LL | fn clone_from(&mut self, other: _) { *self = Test9; } | ^ not allowed in type signatures @@ -566,7 +566,7 @@ LL | fn clone_from(&mut self, other: T) { *self = Test9; } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:107:31 + --> $DIR/typeck_type_placeholder_item.rs:111:31 | LL | fn fn_test9(&self) -> _ { () } | ^ @@ -575,7 +575,7 @@ LL | fn fn_test9(&self) -> _ { () } | help: replace with the correct return type: `()` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:110:34 + --> $DIR/typeck_type_placeholder_item.rs:114:34 | LL | fn fn_test10(&self, _x : _) { } | ^ not allowed in type signatures @@ -586,7 +586,7 @@ LL | fn fn_test10(&self, _x : T) { } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:115:28 + --> $DIR/typeck_type_placeholder_item.rs:119:28 | LL | fn clone(&self) -> _ { FnTest9 } | ^ @@ -595,7 +595,7 @@ LL | fn clone(&self) -> _ { FnTest9 } | help: replace with the correct return type: `FnTest9` error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:118:41 + --> $DIR/typeck_type_placeholder_item.rs:122:41 | LL | fn clone_from(&mut self, other: _) { *self = FnTest9; } | ^ not allowed in type signatures @@ -606,25 +606,25 @@ LL | fn clone_from(&mut self, other: T) { *self = FnTest9; } | ^^^ ^ error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:201:14 + --> $DIR/typeck_type_placeholder_item.rs:205:14 | LL | type A = _; | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:203:14 + --> $DIR/typeck_type_placeholder_item.rs:207:14 | LL | type B = _; | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:205:14 + --> $DIR/typeck_type_placeholder_item.rs:209:14 | LL | const C: _; | ^ not allowed in type signatures error[E0121]: the type placeholder `_` is not allowed within types on item signatures - --> $DIR/typeck_type_placeholder_item.rs:208:14 + --> $DIR/typeck_type_placeholder_item.rs:212:14 | LL | const D: _ = 42; | ^ diff --git a/src/test/ui/typeck/typeck_type_placeholder_item.rs b/src/test/ui/typeck/typeck_type_placeholder_item.rs index 2523362fdc4b6..8a52556ed346e 100644 --- a/src/test/ui/typeck/typeck_type_placeholder_item.rs +++ b/src/test/ui/typeck/typeck_type_placeholder_item.rs @@ -1,5 +1,9 @@ // Needed for `type Y = impl Trait<_>` and `type B = _;` -#![feature(type_alias_impl_trait, associated_type_defaults)] +#![feature(associated_type_defaults)] +// revisions: min_tait full_tait +#![feature(min_type_alias_impl_trait)] +#![cfg_attr(full_tait, feature(type_alias_impl_trait))] +//[full_tait]~^ WARN incomplete // This test checks that it is not possible to enable global type // inference by using the `_` type placeholder. diff --git a/src/tools/compiletest/src/runtest.rs b/src/tools/compiletest/src/runtest.rs index 8290711418e63..f3286d8836616 100644 --- a/src/tools/compiletest/src/runtest.rs +++ b/src/tools/compiletest/src/runtest.rs @@ -3761,6 +3761,13 @@ impl<'test> TestCx<'test> { let mut files = vec![output_file]; if self.config.bless { + // Delete non-revision .stderr/.stdout file if revisions are used. + // Without this, we'd just generate the new files and leave the old files around. + if self.revision.is_some() { + let old = + expected_output_path(self.testpaths, None, &self.config.compare_mode, kind); + self.delete_file(&old); + } files.push(expected_output_path( self.testpaths, self.revision,