diff --git a/src/test/ui/consts/min_const_fn/min_const_fn.nll.stderr b/src/test/ui/consts/min_const_fn/min_const_fn.nll.stderr
index 763c69e805030..feb4960e0c746 100644
--- a/src/test/ui/consts/min_const_fn/min_const_fn.nll.stderr
+++ b/src/test/ui/consts/min_const_fn/min_const_fn.nll.stderr
@@ -4,11 +4,13 @@ error[E0493]: destructors cannot be evaluated at compile-time
 LL |     const fn into_inner(self) -> T { self.0 } //~ destructors cannot be evaluated
    |                         ^^^^ constant functions cannot evaluate destructors
 
-error: mutable references in const fn are unstable
+error[E0723]: mutable references in const fn are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:39:36
    |
 LL |     const fn get_mut(&mut self) -> &mut T { &mut self.0 }
    |                                    ^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
 error[E0493]: destructors cannot be evaluated at compile-time
   --> $DIR/min_const_fn.rs:44:28
@@ -16,11 +18,13 @@ error[E0493]: destructors cannot be evaluated at compile-time
 LL |     const fn into_inner_lt(self) -> T { self.0 } //~ destructors cannot be evaluated
    |                            ^^^^ constant functions cannot evaluate destructors
 
-error: mutable references in const fn are unstable
+error[E0723]: mutable references in const fn are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:46:42
    |
 LL |     const fn get_mut_lt(&'a mut self) -> &mut T { &mut self.0 }
    |                                          ^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
 error[E0493]: destructors cannot be evaluated at compile-time
   --> $DIR/min_const_fn.rs:51:27
@@ -28,173 +32,229 @@ error[E0493]: destructors cannot be evaluated at compile-time
 LL |     const fn into_inner_s(self) -> T { self.0 } //~ ERROR destructors
    |                           ^^^^ constant functions cannot evaluate destructors
 
-error: mutable references in const fn are unstable
+error[E0723]: mutable references in const fn are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:53:38
    |
 LL |     const fn get_mut_s(&mut self) -> &mut T { &mut self.0 }
    |                                      ^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: mutable references in const fn are unstable
+error[E0723]: mutable references in const fn are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:58:39
    |
 LL |     const fn get_mut_sq(&mut self) -> &mut T { &mut self.0 }
    |                                       ^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:76:16
    |
 LL | const fn foo11<T: std::fmt::Display>(t: T) -> T { t }
    |                ^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:78:18
    |
 LL | const fn foo11_2<T: Send>(t: T) -> T { t }
    |                  ^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: only int, `bool` and `char` operations are stable in const fn
+error[E0723]: only int, `bool` and `char` operations are stable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:80:33
    |
 LL | const fn foo19(f: f32) -> f32 { f * 2.0 }
    |                                 ^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: only int, `bool` and `char` operations are stable in const fn
+error[E0723]: only int, `bool` and `char` operations are stable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:82:35
    |
 LL | const fn foo19_2(f: f32) -> f32 { 2.0 - f }
    |                                   ^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: only int and `bool` operations are stable in const fn
+error[E0723]: only int and `bool` operations are stable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:84:35
    |
 LL | const fn foo19_3(f: f32) -> f32 { -f }
    |                                   ^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: only int, `bool` and `char` operations are stable in const fn
+error[E0723]: only int, `bool` and `char` operations are stable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:86:43
    |
 LL | const fn foo19_4(f: f32, g: f32) -> f32 { f / g }
    |                                           ^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: cannot access `static` items in const fn
+error[E0723]: cannot access `static` items in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:90:27
    |
 LL | const fn foo25() -> u32 { BAR } //~ ERROR cannot access `static` items in const fn
    |                           ^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: cannot access `static` items in const fn
+error[E0723]: cannot access `static` items in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:91:36
    |
 LL | const fn foo26() -> &'static u32 { &BAR } //~ ERROR cannot access `static` items
    |                                    ^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: casting pointers to ints is unstable in const fn
+error[E0723]: casting pointers to ints is unstable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:92:42
    |
 LL | const fn foo30(x: *const u32) -> usize { x as usize }
    |                                          ^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: casting pointers to ints is unstable in const fn
+error[E0723]: casting pointers to ints is unstable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:94:63
    |
 LL | const fn foo30_with_unsafe(x: *const u32) -> usize { unsafe { x as usize } }
    |                                                               ^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: casting pointers to ints is unstable in const fn
+error[E0723]: casting pointers to ints is unstable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:96:42
    |
 LL | const fn foo30_2(x: *mut u32) -> usize { x as usize }
    |                                          ^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: casting pointers to ints is unstable in const fn
+error[E0723]: casting pointers to ints is unstable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:98:63
    |
 LL | const fn foo30_2_with_unsafe(x: *mut u32) -> usize { unsafe { x as usize } }
    |                                                               ^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: `if`, `match`, `&&` and `||` are not stable in const fn
+error[E0723]: `if`, `match`, `&&` and `||` are not stable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:100:38
    |
 LL | const fn foo30_4(b: bool) -> usize { if b { 1 } else { 42 } }
    |                                      ^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: `if`, `match`, `&&` and `||` are not stable in const fn
+error[E0723]: `if`, `match`, `&&` and `||` are not stable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:102:29
    |
 LL | const fn foo30_5(b: bool) { while b { } } //~ ERROR not stable in const fn
    |                             ^^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: `if`, `match`, `&&` and `||` are not stable in const fn
+error[E0723]: `if`, `match`, `&&` and `||` are not stable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:104:44
    |
 LL | const fn foo36(a: bool, b: bool) -> bool { a && b }
    |                                            ^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: `if`, `match`, `&&` and `||` are not stable in const fn
+error[E0723]: `if`, `match`, `&&` and `||` are not stable in const fn (see issue #57563)
   --> $DIR/min_const_fn.rs:106:44
    |
 LL | const fn foo37(a: bool, b: bool) -> bool { a || b }
    |                                            ^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: mutable references in const fn are unstable
+error[E0723]: mutable references in const fn are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:108:14
    |
 LL | const fn inc(x: &mut i32) { *x += 1 }
    |              ^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:113:6
    |
 LL | impl<T: std::fmt::Debug> Foo<T> {
    |      ^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:118:6
    |
 LL | impl<T: std::fmt::Debug + Sized> Foo<T> {
    |      ^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:123:6
    |
 LL | impl<T: Sync + Sized> Foo<T> {
    |      ^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: `impl Trait` in const fn is unstable
+error[E0723]: `impl Trait` in const fn is unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:129:24
    |
 LL | const fn no_rpit2() -> AlanTuring<impl std::fmt::Debug> { AlanTuring(0) }
    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:131:34
    |
 LL | const fn no_apit2(_x: AlanTuring<impl std::fmt::Debug>) {}
    |                                  ^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:133:22
    |
 LL | const fn no_apit(_x: impl std::fmt::Debug) {} //~ ERROR trait bounds other than `Sized`
    |                      ^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: `impl Trait` in const fn is unstable
+error[E0723]: `impl Trait` in const fn is unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:134:23
    |
 LL | const fn no_rpit() -> impl std::fmt::Debug {} //~ ERROR `impl Trait` in const fn is unstable
    |                       ^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:135:23
    |
 LL | const fn no_dyn_trait(_x: &dyn std::fmt::Debug) {} //~ ERROR trait bounds other than `Sized`
    |                       ^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:136:32
    |
 LL | const fn no_dyn_trait_ret() -> &'static dyn std::fmt::Debug { &() }
    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
 warning[E0515]: cannot return reference to temporary value
   --> $DIR/min_const_fn.rs:136:63
@@ -208,25 +268,31 @@ LL | const fn no_dyn_trait_ret() -> &'static dyn std::fmt::Debug { &() }
    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:141:41
    |
 LL | const fn really_no_traits_i_mean_it() { (&() as &std::fmt::Debug, ()).1 }
    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: function pointers in const fn are unstable
+error[E0723]: function pointers in const fn are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:144:21
    |
 LL | const fn no_fn_ptrs(_x: fn()) {}
    |                     ^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: function pointers in const fn are unstable
+error[E0723]: function pointers in const fn are unstable (see issue #57563)
   --> $DIR/min_const_fn.rs:146:27
    |
 LL | const fn no_fn_ptrs2() -> fn() { fn foo() {} foo }
    |                           ^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
 error: aborting due to 36 previous errors
 
-Some errors occurred: E0493, E0515.
+Some errors occurred: E0493, E0515, E0723.
 For more information about an error, try `rustc --explain E0493`.
diff --git a/src/test/ui/consts/min_const_fn/min_const_fn_dyn.nll.stderr b/src/test/ui/consts/min_const_fn/min_const_fn_dyn.nll.stderr
index 6dbe9b1c6ab10..2800d622f5353 100644
--- a/src/test/ui/consts/min_const_fn/min_const_fn_dyn.nll.stderr
+++ b/src/test/ui/consts/min_const_fn/min_const_fn_dyn.nll.stderr
@@ -1,14 +1,18 @@
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn_dyn.rs:9:5
    |
 LL |     x.0.field;
    |     ^^^^^^^^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
-error: trait bounds other than `Sized` on const fn parameters are unstable
+error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable (see issue #57563)
   --> $DIR/min_const_fn_dyn.rs:12:66
    |
 LL | const fn no_inner_dyn_trait_ret() -> Hide { Hide(HasDyn { field: &0 }) }
    |                                                                  ^^
+   |
+   = help: add #![feature(const_fn)] to the crate attributes to enable
 
 warning[E0716]: temporary value dropped while borrowed
   --> $DIR/min_const_fn_dyn.rs:12:67
@@ -24,4 +28,5 @@ LL | const fn no_inner_dyn_trait_ret() -> Hide { Hide(HasDyn { field: &0 }) }
 
 error: aborting due to 2 previous errors
 
-For more information about this error, try `rustc --explain E0716`.
+Some errors occurred: E0716, E0723.
+For more information about an error, try `rustc --explain E0716`.