diff --git a/compiler/rustc_target/src/spec/targets/asmjs_unknown_emscripten.rs b/compiler/rustc_target/src/spec/targets/asmjs_unknown_emscripten.rs
deleted file mode 100644
index e4768c67af55e..0000000000000
--- a/compiler/rustc_target/src/spec/targets/asmjs_unknown_emscripten.rs
+++ /dev/null
@@ -1,7 +0,0 @@
-use crate::spec::{targets::wasm32_unknown_emscripten, LinkerFlavor, Target};
-
-pub fn target() -> Target {
-    let mut target = wasm32_unknown_emscripten::target();
-    target.add_post_link_args(LinkerFlavor::EmCc, &["-sWASM=0", "--memory-init-file", "0"]);
-    target
-}
diff --git a/src/doc/rustc/src/target-tier-policy.md b/src/doc/rustc/src/target-tier-policy.md
index 95932db14e1f6..48b58f6f06adb 100644
--- a/src/doc/rustc/src/target-tier-policy.md
+++ b/src/doc/rustc/src/target-tier-policy.md
@@ -246,6 +246,8 @@ approved by the appropriate team for that shared code before acceptance.
     introducing unconditional uses of features that another variation of the
     target may not have; use conditional compilation or runtime detection, as
     appropriate, to let each target run code supported by that target.
+- Tier 3 targets must be able to produce assembly using at least one of
+  rustc's supported backends from any host target.
 
 If a tier 3 target stops meeting these requirements, or the target maintainers
 no longer have interest or time, or the target shows no signs of activity and
diff --git a/src/tools/tidy/src/lib.rs b/src/tools/tidy/src/lib.rs
index eb0a2fda290d9..9514998703346 100644
--- a/src/tools/tidy/src/lib.rs
+++ b/src/tools/tidy/src/lib.rs
@@ -70,6 +70,7 @@ pub mod pal;
 pub mod rustdoc_css_themes;
 pub mod rustdoc_gui_tests;
 pub mod style;
+pub mod target_policy;
 pub mod target_specific_tests;
 pub mod tests_placement;
 pub mod ui_tests;
diff --git a/src/tools/tidy/src/main.rs b/src/tools/tidy/src/main.rs
index 9f92b8995b79e..a9340c40f4433 100644
--- a/src/tools/tidy/src/main.rs
+++ b/src/tools/tidy/src/main.rs
@@ -109,6 +109,7 @@ fn main() {
         // Checks that only make sense for the compiler.
         check!(error_codes, &root_path, &[&compiler_path, &librustdoc_path], verbose);
         check!(fluent_alphabetical, &compiler_path, bless);
+        check!(target_policy, &root_path);
 
         // Checks that only make sense for the std libs.
         check!(pal, &library_path);
diff --git a/src/tools/tidy/src/target_policy.rs b/src/tools/tidy/src/target_policy.rs
new file mode 100644
index 0000000000000..ca6590d1502a2
--- /dev/null
+++ b/src/tools/tidy/src/target_policy.rs
@@ -0,0 +1,52 @@
+//! Tests for target tier policy compliance.
+//!
+//! As of writing, only checks that sanity-check assembly test for targets doesn't miss any targets.
+
+use crate::walk::{filter_not_rust, walk};
+use std::{collections::HashSet, path::Path};
+
+const TARGET_DEFINITIONS_PATH: &str = "compiler/rustc_target/src/spec/targets/";
+const ASSEMBLY_TEST_PATH: &str = "tests/assembly/targets/";
+const REVISION_LINE_START: &str = "// revisions: ";
+const EXCEPTIONS: &[&str] = &[
+    // FIXME: disabled since it fails on CI saying the csky component is missing
+    "csky_unknown_linux_gnuabiv2",
+    "csky_unknown_linux_gnuabiv2hf",
+];
+
+pub fn check(root_path: &Path, bad: &mut bool) {
+    let mut targets_to_find = HashSet::new();
+
+    let definitions_path = root_path.join(TARGET_DEFINITIONS_PATH);
+    for defn in ignore::WalkBuilder::new(&definitions_path)
+        .max_depth(Some(1))
+        .filter_entry(|e| !filter_not_rust(e.path()))
+        .build()
+    {
+        let defn = defn.unwrap();
+        // Skip directory itself.
+        if defn.path() == definitions_path {
+            continue;
+        }
+
+        let path = defn.path();
+        let target_name = path.file_stem().unwrap().to_string_lossy().into_owned();
+        let _ = targets_to_find.insert(target_name);
+    }
+
+    walk(&root_path.join(ASSEMBLY_TEST_PATH), |_, _| false, &mut |_, contents| {
+        for line in contents.lines() {
+            let Some(_) = line.find(REVISION_LINE_START) else {
+                continue;
+            };
+            let (_, target_name) = line.split_at(REVISION_LINE_START.len());
+            targets_to_find.remove(target_name);
+        }
+    });
+
+    for target in targets_to_find {
+        if !EXCEPTIONS.contains(&target.as_str()) {
+            tidy_error!(bad, "{ASSEMBLY_TEST_PATH}: missing assembly test for {target}")
+        }
+    }
+}
diff --git a/tests/assembly/targets/targets-elf.rs b/tests/assembly/targets/targets-elf.rs
new file mode 100644
index 0000000000000..1801afac96e76
--- /dev/null
+++ b/tests/assembly/targets/targets-elf.rs
@@ -0,0 +1,633 @@
+// assembly-output: emit-asm
+// ignore-tidy-linelength
+// revisions: aarch64_apple_darwin
+// [aarch64_apple_darwin] compile-flags: --target aarch64-apple-darwin
+// [aarch64_apple_darwin] needs-llvm-components: aarch64
+// revisions: aarch64_apple_ios
+// [aarch64_apple_ios] compile-flags: --target aarch64-apple-ios
+// [aarch64_apple_ios] needs-llvm-components: aarch64
+// revisions: aarch64_apple_ios_macabi
+// [aarch64_apple_ios_macabi] compile-flags: --target aarch64-apple-ios-macabi
+// [aarch64_apple_ios_macabi] needs-llvm-components: aarch64
+// revisions: aarch64_apple_ios_sim
+// [aarch64_apple_ios_sim] compile-flags: --target aarch64-apple-ios-sim
+// [aarch64_apple_ios_sim] needs-llvm-components: aarch64
+// revisions: aarch64_apple_tvos
+// [aarch64_apple_tvos] compile-flags: --target aarch64-apple-tvos
+// [aarch64_apple_tvos] needs-llvm-components: aarch64
+// revisions: aarch64_apple_tvos_sim
+// [aarch64_apple_tvos_sim] compile-flags: --target aarch64-apple-tvos-sim
+// [aarch64_apple_tvos_sim] needs-llvm-components: aarch64
+// revisions: aarch64_apple_watchos
+// [aarch64_apple_watchos] compile-flags: --target aarch64-apple-watchos
+// [aarch64_apple_watchos] needs-llvm-components: aarch64
+// revisions: aarch64_apple_watchos_sim
+// [aarch64_apple_watchos_sim] compile-flags: --target aarch64-apple-watchos-sim
+// [aarch64_apple_watchos_sim] needs-llvm-components: aarch64
+// revisions: aarch64_be_unknown_linux_gnu
+// [aarch64_be_unknown_linux_gnu] compile-flags: --target aarch64_be-unknown-linux-gnu
+// [aarch64_be_unknown_linux_gnu] needs-llvm-components: aarch64
+// revisions: aarch64_be_unknown_linux_gnu_ilp32
+// [aarch64_be_unknown_linux_gnu_ilp32] compile-flags: --target aarch64_be-unknown-linux-gnu_ilp32
+// [aarch64_be_unknown_linux_gnu_ilp32] needs-llvm-components: aarch64
+// revisions: aarch64_be_unknown_netbsd
+// [aarch64_be_unknown_netbsd] compile-flags: --target aarch64_be-unknown-netbsd
+// [aarch64_be_unknown_netbsd] needs-llvm-components: aarch64
+// revisions: aarch64_fuchsia
+// [aarch64_fuchsia] compile-flags: --target aarch64-fuchsia
+// [aarch64_fuchsia] needs-llvm-components: aarch64
+// revisions: aarch64_kmc_solid_asp3
+// [aarch64_kmc_solid_asp3] compile-flags: --target aarch64-kmc-solid_asp3
+// [aarch64_kmc_solid_asp3] needs-llvm-components: aarch64
+// revisions: aarch64_linux_android
+// [aarch64_linux_android] compile-flags: --target aarch64-linux-android
+// [aarch64_linux_android] needs-llvm-components: aarch64
+// revisions: aarch64_nintendo_switch_freestanding
+// [aarch64_nintendo_switch_freestanding] compile-flags: --target aarch64-nintendo-switch-freestanding
+// [aarch64_nintendo_switch_freestanding] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_freebsd
+// [aarch64_unknown_freebsd] compile-flags: --target aarch64-unknown-freebsd
+// [aarch64_unknown_freebsd] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_fuchsia
+// [aarch64_unknown_fuchsia] compile-flags: --target aarch64-unknown-fuchsia
+// [aarch64_unknown_fuchsia] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_hermit
+// [aarch64_unknown_hermit] compile-flags: --target aarch64-unknown-hermit
+// [aarch64_unknown_hermit] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_illumos
+// [aarch64_unknown_illumos] compile-flags: --target aarch64-unknown-illumos
+// [aarch64_unknown_illumos] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_linux_gnu
+// [aarch64_unknown_linux_gnu] compile-flags: --target aarch64-unknown-linux-gnu
+// [aarch64_unknown_linux_gnu] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_linux_gnu_ilp32
+// [aarch64_unknown_linux_gnu_ilp32] compile-flags: --target aarch64-unknown-linux-gnu_ilp32
+// [aarch64_unknown_linux_gnu_ilp32] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_linux_musl
+// [aarch64_unknown_linux_musl] compile-flags: --target aarch64-unknown-linux-musl
+// [aarch64_unknown_linux_musl] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_linux_ohos
+// [aarch64_unknown_linux_ohos] compile-flags: --target aarch64-unknown-linux-ohos
+// [aarch64_unknown_linux_ohos] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_netbsd
+// [aarch64_unknown_netbsd] compile-flags: --target aarch64-unknown-netbsd
+// [aarch64_unknown_netbsd] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_none
+// [aarch64_unknown_none] compile-flags: --target aarch64-unknown-none
+// [aarch64_unknown_none] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_none_softfloat
+// [aarch64_unknown_none_softfloat] compile-flags: --target aarch64-unknown-none-softfloat
+// [aarch64_unknown_none_softfloat] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_nto_qnx_710
+// [aarch64_unknown_nto_qnx_710] compile-flags: --target aarch64-unknown-nto-qnx710
+// [aarch64_unknown_nto_qnx_710] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_openbsd
+// [aarch64_unknown_openbsd] compile-flags: --target aarch64-unknown-openbsd
+// [aarch64_unknown_openbsd] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_redox
+// [aarch64_unknown_redox] compile-flags: --target aarch64-unknown-redox
+// [aarch64_unknown_redox] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_teeos
+// [aarch64_unknown_teeos] compile-flags: --target aarch64-unknown-teeos
+// [aarch64_unknown_teeos] needs-llvm-components: aarch64
+// revisions: aarch64_wrs_vxworks
+// [aarch64_wrs_vxworks] compile-flags: --target aarch64-wrs-vxworks
+// [aarch64_wrs_vxworks] needs-llvm-components: aarch64
+// revisions: arm64_32_apple_watchos
+// [arm64_32_apple_watchos] compile-flags: --target arm64_32-apple-watchos
+// [arm64_32_apple_watchos] needs-llvm-components: aarch64
+// revisions: arm64e_apple_darwin
+// [arm64e_apple_darwin] compile-flags: --target arm64e-apple-darwin
+// [arm64e_apple_darwin] needs-llvm-components: aarch64
+// revisions: arm64e_apple_ios
+// [arm64e_apple_ios] compile-flags: --target arm64e-apple-ios
+// [arm64e_apple_ios] needs-llvm-components: aarch64
+// revisions: arm_linux_androideabi
+// [arm_linux_androideabi] compile-flags: --target arm-linux-androideabi
+// [arm_linux_androideabi] needs-llvm-components: arm
+// revisions: arm_unknown_linux_gnueabi
+// [arm_unknown_linux_gnueabi] compile-flags: --target arm-unknown-linux-gnueabi
+// [arm_unknown_linux_gnueabi] needs-llvm-components: arm
+// revisions: arm_unknown_linux_gnueabihf
+// [arm_unknown_linux_gnueabihf] compile-flags: --target arm-unknown-linux-gnueabihf
+// [arm_unknown_linux_gnueabihf] needs-llvm-components: arm
+// revisions: arm_unknown_linux_musleabi
+// [arm_unknown_linux_musleabi] compile-flags: --target arm-unknown-linux-musleabi
+// [arm_unknown_linux_musleabi] needs-llvm-components: arm
+// revisions: arm_unknown_linux_musleabihf
+// [arm_unknown_linux_musleabihf] compile-flags: --target arm-unknown-linux-musleabihf
+// [arm_unknown_linux_musleabihf] needs-llvm-components: arm
+// revisions: armeb_unknown_linux_gnueabi
+// [armeb_unknown_linux_gnueabi] compile-flags: --target armeb-unknown-linux-gnueabi
+// [armeb_unknown_linux_gnueabi] needs-llvm-components: arm
+// revisions: armebv7r_none_eabi
+// [armebv7r_none_eabi] compile-flags: --target armebv7r-none-eabi
+// [armebv7r_none_eabi] needs-llvm-components: arm
+// revisions: armebv7r_none_eabihf
+// [armebv7r_none_eabihf] compile-flags: --target armebv7r-none-eabihf
+// [armebv7r_none_eabihf] needs-llvm-components: arm
+// revisions: armv4t_none_eabi
+// [armv4t_none_eabi] compile-flags: --target armv4t-none-eabi
+// [armv4t_none_eabi] needs-llvm-components: arm
+// revisions: armv4t_unknown_linux_gnueabi
+// [armv4t_unknown_linux_gnueabi] compile-flags: --target armv4t-unknown-linux-gnueabi
+// [armv4t_unknown_linux_gnueabi] needs-llvm-components: arm
+// revisions: armv5te_none_eabi
+// [armv5te_none_eabi] compile-flags: --target armv5te-none-eabi
+// [armv5te_none_eabi] needs-llvm-components: arm
+// revisions: armv5te_unknown_linux_gnueabi
+// [armv5te_unknown_linux_gnueabi] compile-flags: --target armv5te-unknown-linux-gnueabi
+// [armv5te_unknown_linux_gnueabi] needs-llvm-components: arm
+// revisions: armv5te_unknown_linux_musleabi
+// [armv5te_unknown_linux_musleabi] compile-flags: --target armv5te-unknown-linux-musleabi
+// [armv5te_unknown_linux_musleabi] needs-llvm-components: arm
+// revisions: armv5te_unknown_linux_uclibceabi
+// [armv5te_unknown_linux_uclibceabi] compile-flags: --target armv5te-unknown-linux-uclibceabi
+// [armv5te_unknown_linux_uclibceabi] needs-llvm-components: arm
+// revisions: armv6_unknown_freebsd
+// [armv6_unknown_freebsd] compile-flags: --target armv6-unknown-freebsd
+// [armv6_unknown_freebsd] needs-llvm-components: arm
+// revisions: armv6_unknown_netbsd_eabihf
+// [armv6_unknown_netbsd_eabihf] compile-flags: --target armv6-unknown-netbsd-eabihf
+// [armv6_unknown_netbsd_eabihf] needs-llvm-components: arm
+// revisions: armv6k_nintendo_3ds
+// [armv6k_nintendo_3ds] compile-flags: --target armv6k-nintendo-3ds
+// [armv6k_nintendo_3ds] needs-llvm-components: arm
+// revisions: armv7_linux_androideabi
+// [armv7_linux_androideabi] compile-flags: --target armv7-linux-androideabi
+// [armv7_linux_androideabi] needs-llvm-components: arm
+// revisions: armv7_sony_vita_newlibeabihf
+// [armv7_sony_vita_newlibeabihf] compile-flags: --target armv7-sony-vita-newlibeabihf
+// [armv7_sony_vita_newlibeabihf] needs-llvm-components: arm
+// revisions: armv7_unknown_freebsd
+// [armv7_unknown_freebsd] compile-flags: --target armv7-unknown-freebsd
+// [armv7_unknown_freebsd] needs-llvm-components: arm
+// revisions: armv7_unknown_linux_gnueabi
+// [armv7_unknown_linux_gnueabi] compile-flags: --target armv7-unknown-linux-gnueabi
+// [armv7_unknown_linux_gnueabi] needs-llvm-components: arm
+// revisions: armv7_unknown_linux_gnueabihf
+// [armv7_unknown_linux_gnueabihf] compile-flags: --target armv7-unknown-linux-gnueabihf
+// [armv7_unknown_linux_gnueabihf] needs-llvm-components: arm
+// revisions: armv7_unknown_linux_musleabi
+// [armv7_unknown_linux_musleabi] compile-flags: --target armv7-unknown-linux-musleabi
+// [armv7_unknown_linux_musleabi] needs-llvm-components: arm
+// revisions: armv7_unknown_linux_musleabihf
+// [armv7_unknown_linux_musleabihf] compile-flags: --target armv7-unknown-linux-musleabihf
+// [armv7_unknown_linux_musleabihf] needs-llvm-components: arm
+// revisions: armv7_unknown_linux_ohos
+// [armv7_unknown_linux_ohos] compile-flags: --target armv7-unknown-linux-ohos
+// [armv7_unknown_linux_ohos] needs-llvm-components: arm
+// revisions: armv7_unknown_linux_uclibceabi
+// [armv7_unknown_linux_uclibceabi] compile-flags: --target armv7-unknown-linux-uclibceabi
+// [armv7_unknown_linux_uclibceabi] needs-llvm-components: arm
+// revisions: armv7_unknown_linux_uclibceabihf
+// [armv7_unknown_linux_uclibceabihf] compile-flags: --target armv7-unknown-linux-uclibceabihf
+// [armv7_unknown_linux_uclibceabihf] needs-llvm-components: arm
+// revisions: armv7_unknown_netbsd_eabihf
+// [armv7_unknown_netbsd_eabihf] compile-flags: --target armv7-unknown-netbsd-eabihf
+// [armv7_unknown_netbsd_eabihf] needs-llvm-components: arm
+// revisions: armv7_wrs_vxworks_eabihf
+// [armv7_wrs_xworks_eabihf] compile-flags: --target armv7-wrs-vxworks-eabihf
+// [armv7_wrs_xworks_eabihf] needs-llvm-components: arm
+// revisions: armv7a_kmc_solid_asp3_eabi
+// [armv7a_kmc_solid_asp3_eabi] compile-flags: --target armv7a-kmc-solid_asp3-eabi
+// [armv7a_kmc_solid_asp3_eabi] needs-llvm-components: arm
+// revisions: armv7a_kmc_solid_asp3_eabihf
+// [armv7a_kmc_solid_asp3_eabihf] compile-flags: --target armv7a-kmc-solid_asp3-eabihf
+// [armv7a_kmc_solid_asp3_eabihf] needs-llvm-components: arm
+// revisions: armv7a_none_eabi
+// [armv7a_none_eabi] compile-flags: --target armv7a-none-eabi
+// [armv7a_none_eabi] needs-llvm-components: arm
+// revisions: armv7a_none_eabihf
+// [armv7a_none_eabihf] compile-flags: --target armv7a-none-eabihf
+// [armv7a_none_eabihf] needs-llvm-components: arm
+// revisions: armv7k_apple_watchos
+// [armv7k_apple_watchos] compile-flags: --target armv7k-apple-watchos
+// [armv7k_apple_watchos] needs-llvm-components: arm
+// revisions: armv7r_none_eabi
+// [armv7r_none_eabi] compile-flags: --target armv7r-none-eabi
+// [armv7r_none_eabi] needs-llvm-components: arm
+// revisions: armv7r_none_eabihf
+// [armv7r_none_eabihf] compile-flags: --target armv7r-none-eabihf
+// [armv7r_none_eabihf] needs-llvm-components: arm
+// revisions: armv7s_apple_ios
+// [armv7s_apple_ios] compile-flags: --target armv7s-apple-ios
+// [armv7s_apple_ios] needs-llvm-components: arm
+// FIXME: disabled since it fails on CI saying the csky component is missing
+/*
+    revisions: csky_unknown_linux_gnuabiv2
+    [csky_unknown_linux_gnuabiv2] compile-flags: --target csky-unknown-linux-gnuabiv2
+    [csky_unknown_linux_gnuabiv2] needs-llvm-components: csky
+    revisions: csky_unknown_linux_gnuabiv2hf
+    [csky_unknown_linux_gnuabiv2hf] compile-flags: --target csky-unknown-linux-gnuabiv2hf
+    [csky_unknown_linux_gnuabiv2hf] needs-llvm-components: csky
+*/
+// revisions: hexagon_unknown_linux_musl
+// [hexagon_unknown_linux_musl] compile-flags: --target hexagon-unknown-linux-musl
+// [hexagon_unknown_linux_musl] needs-llvm-components: hexagon
+// revisions: hexagon_unknown_none_elf
+// [hexagon_unknown_linux_elf] compile-flags: --target hexagon-unknown-none-elf
+// [hexagon_unknown_linux_elf] needs-llvm-components: hexagon
+// revisions: i386_apple_ios
+// [i386_apple_ios] compile-flags: --target i386-apple-ios
+// [i386_apple_ios] needs-llvm-components: x86
+// revisions: i586_pc_nto_qnx700
+// [i586_pc_nto_qnx700] compile-flags: --target i586-pc-nto-qnx700
+// [i586_pc_nto_qnx700] needs-llvm-components: x86
+// revisions: i586_unknown_linux_gnu
+// [i586_unknown_linux_gnu] compile-flags: --target i586-unknown-linux-gnu
+// [i586_unknown_linux_gnu] needs-llvm-components: x86
+// revisions: i586_unknown_linux_musl
+// [i586_unknown_linux_musl] compile-flags: --target i586-unknown-linux-musl
+// [i586_unknown_linux_musl] needs-llvm-components: x86
+// revisions: i586_unknown_netbsd
+// [i586_unknown_netbsd] compile-flags: --target i586-unknown-netbsd
+// [i586_unknown_netbsd] needs-llvm-components: x86
+// revisions: i686_apple_darwin
+// [i686_apple_darwin] compile-flags: --target i686-apple-darwin
+// [i686_apple_darwin] needs-llvm-components: x86
+// revisions: i686_linux_android
+// [i686_linux_android] compile-flags: --target i686-linux-android
+// [i686_linux_android] needs-llvm-components: x86
+// revisions: i686_unknown_freebsd
+// [i686_unknown_freebsd] compile-flags: --target i686-unknown-freebsd
+// [i686_unknown_freebsd] needs-llvm-components: x86
+// revisions: i686_unknown_haiku
+// [i686_unknown_haiku] compile-flags: --target i686-unknown-haiku
+// [i686_unknown_haiku] needs-llvm-components: x86
+// revisions: i686_unknown_hurd_gnu
+// [i686_unknown_hurd_gnu] compile-flags: --target i686-unknown-hurd-gnu
+// [i686_unknown_hurd_gnu] needs-llvm-components: x86
+// revisions: i686_unknown_linux_gnu
+// [i686_unknown_linux_gnu] compile-flags: --target i686-unknown-linux-gnu
+// [i686_unknown_linux_gnu] needs-llvm-components: x86
+// revisions: i686_unknown_linux_musl
+// [i686_unknown_linux_musl] compile-flags: --target i686-unknown-linux-musl
+// [i686_unknown_linux_musl] needs-llvm-components: x86
+// revisions: i686_unknown_netbsd
+// [i686_unknown_netbsd] compile-flags: --target i686-unknown-netbsd
+// [i686_unknown_netbsd] needs-llvm-components: x86
+// revisions: i686_unknown_openbsd
+// [i686_unknown_openbsd] compile-flags: --target i686-unknown-openbsd
+// [i686_unknown_openbsd] needs-llvm-components: x86
+// revisions: i686_wrs_vxworks
+// [i686_wrs_xworks] compile-flags: --target i686-wrs-vxworks
+// [i686_wrs_xworks] needs-llvm-components: x86
+// revisions: loongarch64_unknown_linux_gnu
+// [loongarch64_unknown_linux_gnu] compile-flags: --target loongarch64-unknown-linux-gnu
+// [loongarch64_unknown_linux_gnu] needs-llvm-components: loongarch
+// revisions: loongarch64_unknown_none
+// [loongarch64_unknown_none] compile-flags: --target loongarch64-unknown-none
+// [loongarch64_unknown_none] needs-llvm-components: loongarch
+// revisions: loongarch64_unknown_none_softfloat
+// [loongarch64_unknown_none_softfloat] compile-flags: --target loongarch64-unknown-none-softfloat
+// [loongarch64_unknown_none_softfloat] needs-llvm-components: loongarch
+// revisions: m68k_unknown_linux_gnu
+// [m68k_unknown_linux_gnu] compile-flags: --target m68k-unknown-linux-gnu
+// [m68k_unknown_linux_gnu] needs-llvm-components: m68k
+// revisions: mips64_openwrt_linux_musl
+// [mips64_openwrt_linux_musl] compile-flags: --target mips64-openwrt-linux-musl
+// [mips64_openwrt_linux_musl] needs-llvm-components: mips
+// revisions: mips64_unknown_linux_gnuabi64
+// [mips64_unknown_linux_gnuabi64] compile-flags: --target mips64-unknown-linux-gnuabi64
+// [mips64_unknown_linux_gnuabi64] needs-llvm-components: mips
+// revisions: mips64_unknown_linux_muslabi64
+// [mips64_unknown_linux_muslabi64] compile-flags: --target mips64-unknown-linux-muslabi64
+// [mips64_unknown_linux_muslabi64] needs-llvm-components: mips
+// revisions: mips64el_unknown_linux_gnuabi64
+// [mips64el_unknown_linux_gnuabi64] compile-flags: --target mips64el-unknown-linux-gnuabi64
+// [mips64el_unknown_linux_gnuabi64] needs-llvm-components: mips
+// revisions: mips64el_unknown_linux_muslabi64
+// [mips64el_unknown_linux_muslabi64] compile-flags: --target mips64el-unknown-linux-muslabi64
+// [mips64el_unknown_linux_muslabi64] needs-llvm-components: mips
+// revisions: mips_unknown_linux_gnu
+// [mips_unknown_linux_gnu] compile-flags: --target mips-unknown-linux-gnu
+// [mips_unknown_linux_gnu] needs-llvm-components: mips
+// revisions: mips_unknown_linux_musl
+// [mips_unknown_linux_musl] compile-flags: --target mips-unknown-linux-musl
+// [mips_unknown_linux_musl] needs-llvm-components: mips
+// revisions: mips_unknown_linux_uclibc
+// [mips_unknown_linux_uclibc] compile-flags: --target mips-unknown-linux-uclibc
+// [mips_unknown_linux_uclibc] needs-llvm-components: mips
+// revisions: mipsel_sony_psp
+// [mipsel_sony_psp] compile-flags: --target mipsel-sony-psp
+// [mipsel_sony_psp] needs-llvm-components: mips
+// revisions: mipsel_sony_psx
+// [mipsel_sony_psx] compile-flags: --target mipsel-sony-psx
+// [mipsel_sony_psx] needs-llvm-components: mips
+// revisions: mipsel_unknown_linux_gnu
+// [mipsel_unknown_linux_gnu] compile-flags: --target mipsel-unknown-linux-gnu
+// [mipsel_unknown_linux_gnu] needs-llvm-components: mips
+// revisions: mipsel_unknown_linux_musl
+// [mipsel_unknown_linux_musl] compile-flags: --target mipsel-unknown-linux-musl
+// [mipsel_unknown_linux_musl] needs-llvm-components: mips
+// revisions: mipsel_unknown_linux_uclibc
+// [mipsel_unknown_linux_uclibc] compile-flags: --target mipsel-unknown-linux-uclibc
+// [mipsel_unknown_linux_uclibc] needs-llvm-components: mips
+// revisions: mipsel_unknown_netbsd
+// [mipsel_unknown_netbsd] compile-flags: --target mipsel-unknown-netbsd
+// [mipsel_unknown_netbsd] needs-llvm-components: mips
+// revisions: mipsel_unknown_none
+// [mipsel_unknown_none] compile-flags: --target mipsel-unknown-none
+// [mipsel_unknown_none] needs-llvm-components: mips
+// revisions: mipsisa32r6_unknown_linux_gnu
+// [mipsisa32r6_unknown_linux_gnu] compile-flags: --target mipsisa32r6-unknown-linux-gnu
+// [mipsisa32r6_unknown_linux_gnu] needs-llvm-components: mips
+// revisions: mipsisa32r6el_unknown_linux_gnu
+// [mipsisa32r6el_unknown_linux_gnu] compile-flags: --target mipsisa32r6el-unknown-linux-gnu
+// [mipsisa32r6el_unknown_linux_gnu] needs-llvm-components: mips
+// revisions: mipsisa64r6_unknown_linux_gnuabi64
+// [mipsisa64r6_unknown_linux_gnuabi64] compile-flags: --target mipsisa64r6-unknown-linux-gnuabi64
+// [mipsisa64r6_unknown_linux_gnuabi64] needs-llvm-components: mips
+// revisions: mipsisa64r6el_unknown_linux_gnuabi64
+// [mipsisa64r6el_unknown_linux_gnuabi64] compile-flags: --target mipsisa64r6el-unknown-linux-gnuabi64
+// [mipsisa64r6el_unknown_linux_gnuabi64] needs-llvm-components: mips
+// revisions: msp430_none_elf
+// [msp430_none_elf] compile-flags: --target msp430-none-elf
+// [msp430_none_elf] needs-llvm-components: msp430
+// revisions: powerpc64_unknown_freebsd
+// [powerpc64_unknown_freebsd] compile-flags: --target powerpc64-unknown-freebsd
+// [powerpc64_unknown_freebsd] needs-llvm-components: powerpc
+// revisions: powerpc64_unknown_linux_gnu
+// [powerpc64_unknown_linux_gnu] compile-flags: --target powerpc64-unknown-linux-gnu
+// [powerpc64_unknown_linux_gnu] needs-llvm-components: powerpc
+// revisions: powerpc64_unknown_linux_musl
+// [powerpc64_unknown_linux_musl] compile-flags: --target powerpc64-unknown-linux-musl
+// [powerpc64_unknown_linux_musl] needs-llvm-components: powerpc
+// revisions: powerpc64_unknown_openbsd
+// [powerpc64_unknown_openbsd] compile-flags: --target powerpc64-unknown-openbsd
+// [powerpc64_unknown_openbsd] needs-llvm-components: powerpc
+// revisions: powerpc64_wrs_vxworks
+// [powerpc64_wrs_vxworks] compile-flags: --target powerpc64-wrs-vxworks
+// [powerpc64_wrs_vxworks] needs-llvm-components: powerpc
+// revisions: powerpc64le_unknown_freebsd
+// [powerpc64le_unknown_freebsd] compile-flags: --target powerpc64le-unknown-freebsd
+// [powerpc64le_unknown_freebsd] needs-llvm-components: powerpc
+// revisions: powerpc64le_unknown_linux_gnu
+// [powerpc64le_unknown_linux_gnu] compile-flags: --target powerpc64le-unknown-linux-gnu
+// [powerpc64le_unknown_linux_gnu] needs-llvm-components: powerpc
+// revisions: powerpc64le_unknown_linux_musl
+// [powerpc64le_unknown_linux_musl] compile-flags: --target powerpc64le-unknown-linux-musl
+// [powerpc64le_unknown_linux_musl] needs-llvm-components: powerpc
+// revisions: powerpc_unknown_freebsd
+// [powerpc_unknown_freebsd] compile-flags: --target powerpc-unknown-freebsd
+// [powerpc_unknown_freebsd] needs-llvm-components: powerpc
+// revisions: powerpc_unknown_linux_gnu
+// [powerpc_unknown_linux_gnu] compile-flags: --target powerpc-unknown-linux-gnu
+// [powerpc_unknown_linux_gnu] needs-llvm-components: powerpc
+// revisions: powerpc_unknown_linux_gnuspe
+// [powerpc_unknown_linux_gnuspe] compile-flags: --target powerpc-unknown-linux-gnuspe
+// [powerpc_unknown_linux_gnuspe] needs-llvm-components: powerpc
+// revisions: powerpc_unknown_linux_musl
+// [powerpc_unknown_linux_musl] compile-flags: --target powerpc-unknown-linux-musl
+// [powerpc_unknown_linux_musl] needs-llvm-components: powerpc
+// revisions: powerpc_unknown_netbsd
+// [powerpc_unknown_netbsd] compile-flags: --target powerpc-unknown-netbsd
+// [powerpc_unknown_netbsd] needs-llvm-components: powerpc
+// revisions: powerpc_unknown_openbsd
+// [powerpc_unknown_openbsd] compile-flags: --target powerpc-unknown-openbsd
+// [powerpc_unknown_openbsd] needs-llvm-components: powerpc
+// revisions: powerpc_wrs_vxworks
+// [powerpc_wrs_xworks] compile-flags: --target powerpc-wrs-vxworks
+// [powerpc_wrs_xworks] needs-llvm-components: powerpc
+// revisions: powerpc_wrs_vxworks_spe
+// [powerpc_wrs_vxworks_spe] compile-flags: --target powerpc-wrs-vxworks-spe
+// [powerpc_wrs_vxworks_spe] needs-llvm-components: powerpc
+// revisions: riscv32gc_unknown_linux_gnu
+// [riscv32gc_unknown_linux_gnu] compile-flags: --target riscv32gc-unknown-linux-gnu
+// [riscv32gc_unknown_linux_gnu] needs-llvm-components: riscv
+// revisions: riscv32gc_unknown_linux_musl
+// [riscv32gc_unknown_linux_musl] compile-flags: --target riscv32gc-unknown-linux-musl
+// [riscv32gc_unknown_linux_musl] needs-llvm-components: riscv
+// revisions: riscv32i_unknown_none_elf
+// [riscv32i_unknown_none_elf] compile-flags: --target riscv32i-unknown-none-elf
+// [riscv32i_unknown_none_elf] needs-llvm-components: riscv
+// revisions: riscv32im_unknown_none_elf
+// [riscv32im_unknown_none_elf] compile-flags: --target riscv32im-unknown-none-elf
+// [riscv32im_unknown_none_elf] needs-llvm-components: riscv
+// revisions: riscv32imac_esp_espidf
+// [riscv32imac_esp_espidf] compile-flags: --target riscv32imac-esp-espidf
+// [riscv32imac_esp_espidf] needs-llvm-components: riscv
+// revisions: riscv32imac_unknown_none_elf
+// [riscv32imac_unknown_none_elf] compile-flags: --target riscv32imac-unknown-none-elf
+// [riscv32imac_unknown_none_elf] needs-llvm-components: riscv
+// revisions: riscv32imac_unknown_xous_elf
+// [riscv32imac_unknown_xous_elf] compile-flags: --target riscv32imac-unknown-xous-elf
+// [riscv32imac_unknown_xous_elf] needs-llvm-components: riscv
+// revisions: riscv32imafc_unknown_none_elf
+// [riscv32imafc_unknown_none_elf] compile-flags: --target riscv32imafc-unknown-none-elf
+// [riscv32imafc_unknown_none_elf] needs-llvm-components: riscv
+// revisions: riscv32imafc_esp_espidf
+// [riscv32imafc_unknown_esp_espidf] compile-flags: --target riscv32imafc-esp-espif
+// [riscv32imafc_unknown_esp_espidf] needs-llvm-components: riscv
+// revisions: riscv32imc_esp_espidf
+// [riscv32imc_esp_espidf] compile-flags: --target riscv32imc-esp-espidf
+// [riscv32imc_esp_espidf] needs-llvm-components: riscv
+// revisions: riscv32imc_unknown_none_elf
+// [riscv32imc_unknown_none_elf] compile-flags: --target riscv32imc-unknown-none-elf
+// [riscv32imc_unknown_none_elf] needs-llvm-components: riscv
+// revisions: riscv64_linux_android
+// [riscv64_linux_android] compile-flags: --target riscv64-linux-android
+// [riscv64_linux_android] needs-llvm-components: riscv
+// revisions: riscv64gc_unknown_freebsd
+// [riscv64gc_unknown_freebsd] compile-flags: --target riscv64gc-unknown-freebsd
+// [riscv64gc_unknown_freebsd] needs-llvm-components: riscv
+// revisions: riscv64gc_unknown_fuchsia
+// [riscv64gc_unknown_fuchsia] compile-flags: --target riscv64gc-unknown-fuchsia
+// [riscv64gc_unknown_fuchsia] needs-llvm-components: riscv
+// revisions: riscv64gc_unknown_hermit
+// [riscv64gc_unknown_hermit] compile-flags: --target riscv64gc-unknown-hermit
+// [riscv64gc_unknown_hermit] needs-llvm-components: riscv
+// revisions: riscv64gc_unknown_linux_gnu
+// [riscv64gc_unknown_linux_gnu] compile-flags: --target riscv64gc-unknown-linux-gnu
+// [riscv64gc_unknown_linux_gnu] needs-llvm-components: riscv
+// revisions: riscv64gc_unknown_linux_musl
+// [riscv64gc_unknown_linux_musl] compile-flags: --target riscv64gc-unknown-linux-musl
+// [riscv64gc_unknown_linux_musl] needs-llvm-components: riscv
+// revisions: riscv64gc_unknown_netbsd
+// [riscv64gc_unknown_netbsd] compile-flags: --target riscv64gc-unknown-netbsd
+// [riscv64gc_unknown_netbsd] needs-llvm-components: riscv
+// revisions: riscv64gc_unknown_none_elf
+// [riscv64gc_unknown_none_elf] compile-flags: --target riscv64gc-unknown-none-elf
+// [riscv64gc_unknown_none_elf] needs-llvm-components: riscv
+// revisions: riscv64gc_unknown_openbsd
+// [riscv64gc_unknown_openbsd] compile-flags: --target riscv64gc-unknown-openbsd
+// [riscv64gc_unknown_openbsd] needs-llvm-components: riscv
+// revisions: riscv64imac_unknown_none_elf
+// [riscv64imac_unknown_none_elf] compile-flags: --target riscv64imac-unknown-none-elf
+// [riscv64imac_unknown_none_elf] needs-llvm-components: riscv
+// revisions: s390x_unknown_linux_gnu
+// [s390x_unknown_linux_gnu] compile-flags: --target s390x-unknown-linux-gnu
+// [s390x_unknown_linux_gnu] needs-llvm-components: systemz
+// revisions: s390x_unknown_linux_musl
+// [s390x_unknown_linux_musl] compile-flags: --target s390x-unknown-linux-musl
+// [s390x_unknown_linux_musl] needs-llvm-components: systemz
+// revisions: sparc64_unknown_linux_gnu
+// [sparc64_unknown_linux_gnu] compile-flags: --target sparc64-unknown-linux-gnu
+// [sparc64_unknown_linux_gnu] needs-llvm-components: sparc
+// revisions: sparc64_unknown_netbsd
+// [sparc64_unknown_netbsd] compile-flags: --target sparc64-unknown-netbsd
+// [sparc64_unknown_netbsd] needs-llvm-components: sparc
+// revisions: sparc64_unknown_openbsd
+// [sparc64_unknown_openbsd] compile-flags: --target sparc64-unknown-openbsd
+// [sparc64_unknown_openbsd] needs-llvm-components: sparc
+// revisions: sparc_unknown_linux_gnu
+// [sparc_unknown_linux_gnu] compile-flags: --target sparc-unknown-linux-gnu
+// [sparc_unknown_linux_gnu] needs-llvm-components: sparc
+// revisions: sparc_unknown_none_elf
+// [sparc_unknown_none_elf] compile-flags: --target sparc-unknown-none-elf
+// [sparc_unknown_none_elf] needs-llvm-components: sparc
+// revisions: sparcv9_sun_solaris
+// [sparcv9_sun_solaris] compile-flags: --target sparcv9-sun-solaris
+// [sparcv9_sun_solaris] needs-llvm-components: sparc
+// revisions: thumbv4t_none_eabi
+// [thumbv4t_none_eabi] compile-flags: --target thumbv4t-none-eabi
+// [thumbv4t_none_eabi] needs-llvm-components: arm
+// revisions: thumbv5te_none_eabi
+// [thumbv5te_none_eabi] compile-flags: --target thumbv5te-none-eabi
+// [thumbv5te_none_eabi] needs-llvm-components: arm
+// revisions: thumbv6m_none_eabi
+// [thumbv6m_none_eabi] compile-flags: --target thumbv6m-none-eabi
+// [thumbv6m_none_eabi] needs-llvm-components: arm
+// revisions: thumbv7em_none_eabi
+// [thumbv7em_none_eabi] compile-flags: --target thumbv7em-none-eabi
+// [thumbv7em_none_eabi] needs-llvm-components: arm
+// revisions: thumbv7em_none_eabihf
+// [thumbv7em_none_eabihf] compile-flags: --target thumbv7em-none-eabihf
+// [thumbv7em_none_eabihf] needs-llvm-components: arm
+// revisions: thumbv7m_none_eabi
+// [thumbv7m_none_eabi] compile-flags: --target thumbv7m-none-eabi
+// [thumbv7m_none_eabi] needs-llvm-components: arm
+// revisions: thumbv7neon_linux_androideabi
+// [thumbv7neon_linux_androideabi] compile-flags: --target thumbv7neon-linux-androideabi
+// [thumbv7neon_linux_androideabi] needs-llvm-components: arm
+// revisions: thumbv7neon_unknown_linux_gnueabihf
+// [thumbv7neon_unknown_linux_gnueabihf] compile-flags: --target thumbv7neon-unknown-linux-gnueabihf
+// [thumbv7neon_unknown_linux_gnueabihf] needs-llvm-components: arm
+// revisions: thumbv7neon_unknown_linux_musleabihf
+// [thumbv7neon_unknown_linux_musleabihf] compile-flags: --target thumbv7neon-unknown-linux-musleabihf
+// [thumbv7neon_unknown_linux_musleabihf] needs-llvm-components: arm
+// revisions: thumbv8m_base_none_eabi
+// [thumbv8m_base_none_eabi] compile-flags: --target thumbv8m.base-none-eabi
+// [thumbv8m_base_none_eabi] needs-llvm-components: arm
+// revisions: thumbv8m_main_none_eabi
+// [thumbv8m_main_none_eabi] compile-flags: --target thumbv8m.main-none-eabi
+// [thumbv8m_main_none_eabi] needs-llvm-components: arm
+// revisions: thumbv8m_main_none_eabihf
+// [thumbv8m_main_none_eabihf] compile-flags: --target thumbv8m.main-none-eabihf
+// [thumbv8m_main_none_eabihf] needs-llvm-components: arm
+// revisions: wasm32_unknown_emscripten
+// [wasm32_unknown_emscripten] compile-flags: --target wasm32-unknown-emscripten
+// [wasm32_unknown_emscripten] needs-llvm-components: webassembly
+// revisions: wasm32_unknown_unknown
+// [wasm32_unknown_unknown] compile-flags: --target wasm32-unknown-unknown
+// [wasm32_unknown_unknown] needs-llvm-components: webassembly
+// revisions: wasm32_wasi
+// [wasm32_wasi] compile-flags: --target wasm32-wasi
+// [wasm32_wasi] needs-llvm-components: webassembly
+// revisions: wasm32_wasi_preview1_threads
+// [wasm32_wasi_preview1_threads] compile-flags: --target wasm32-wasi-preview1-threads
+// [wasm32_wasi_preview1_threads] needs-llvm-components: webassembly
+// revisions: wasm64_unknown_unknown
+// [wasm64_unknown_unknown] compile-flags: --target wasm64-unknown-unknown
+// [wasm64_unknown_unknown] needs-llvm-components: webassembly
+// revisions: x86_64_apple_darwin
+// [x86_64_apple_darwin] compile-flags: --target x86_64-apple-darwin
+// [x86_64_apple_darwin] needs-llvm-components: x86
+// revisions: x86_64_apple_ios
+// [x86_64_apple_ios] compile-flags: --target x86_64-apple-ios
+// [x86_64_apple_ios] needs-llvm-components: x86
+// revisions: x86_64_apple_ios_macabi
+// [x86_64_apple_ios_macabi] compile-flags: --target x86_64-apple-ios-macabi
+// [x86_64_apple_ios_macabi] needs-llvm-components: x86
+// revisions: x86_64_apple_tvos
+// [x86_64_apple_tvos] compile-flags: --target x86_64-apple-tvos
+// [x86_64_apple_tvos] needs-llvm-components: x86
+// revisions: x86_64_apple_watchos_sim
+// [x86_64_apple_watchos_sim] compile-flags: --target x86_64-apple-watchos-sim
+// [x86_64_apple_watchos_sim] needs-llvm-components: x86
+// revisions: x86_64_fortanix_unknown_sgx
+// [x86_64_fortanix_unknown_sgx] compile-flags: --target x86_64-fortanix-unknown-sgx
+// [x86_64_fortanix_unknown_sgx] needs-llvm-components: x86
+// revisions: x86_64_fuchsia
+// [x86_64_fuchsia] compile-flags: --target x86_64-fuchsia
+// [x86_64_fuchsia] needs-llvm-components: x86
+// revisions: x86_64_linux_android
+// [x86_64_linux_android] compile-flags: --target x86_64-linux-android
+// [x86_64_linux_android] needs-llvm-components: x86
+// revisions: x86_64_pc_nto_qnx710
+// [x86_64_pc_nto_qnx710] compile-flags: --target x86_64-pc-nto-qnx710
+// [x86_64_pc_nto_qnx710] needs-llvm-components: x86
+// revisions: x86_64_pc_solaris
+// [x86_64_pc_solaris] compile-flags: --target x86_64-pc-solaris
+// [x86_64_pc_solaris] needs-llvm-components: x86
+// revisions: x86_64_unikraft_linux_musl
+// [x86_64_unikraft_linux_musl] compile-flags: --target x86_64-unikraft-linux-musl
+// [x86_64_unikraft_linux_musl] needs-llvm-components: x86
+// revisions: x86_64_unknown_dragonfly
+// [x86_64_unknown_dragonfly] compile-flags: --target x86_64-unknown-dragonfly
+// [x86_64_unknown_dragonfly] needs-llvm-components: x86
+// revisions: x86_64_unknown_freebsd
+// [x86_64_unknown_freebsd] compile-flags: --target x86_64-unknown-freebsd
+// [x86_64_unknown_freebsd] needs-llvm-components: x86
+// revisions: x86_64_unknown_fuchsia
+// [x86_64_unknown_fuchsia] compile-flags: --target x86_64-unknown-fuchsia
+// [x86_64_unknown_fuchsia] needs-llvm-components: x86
+// revisions: x86_64_unknown_haiku
+// [x86_64_unknown_haiku] compile-flags: --target x86_64-unknown-haiku
+// [x86_64_unknown_haiku] needs-llvm-components: x86
+// revisions: x86_64_unknown_hermit
+// [x86_64_unknown_hermit] compile-flags: --target x86_64-unknown-hermit
+// [x86_64_unknown_hermit] needs-llvm-components: x86
+// revisions: x86_64_unknown_illumos
+// [x86_64_unknown_illumos] compile-flags: --target x86_64-unknown-illumos
+// [x86_64_unknown_illumos] needs-llvm-components: x86
+// revisions: x86_64_unknown_l4re_uclibc
+// [x86_64_unknown_l4re_uclibc] compile-flags: --target x86_64-unknown-l4re-uclibc
+// [x86_64_unknown_l4re_uclibc] needs-llvm-components: x86
+// revisions: x86_64_unknown_linux_gnu
+// [x86_64_unknown_linux_gnu] compile-flags: --target x86_64-unknown-linux-gnu
+// [x86_64_unknown_linux_gnu] needs-llvm-components: x86
+// revisions: x86_64_unknown_linux_gnux32
+// [x86_64_unknown_linux_gnux32] compile-flags: --target x86_64-unknown-linux-gnux32
+// [x86_64_unknown_linux_gnux32] needs-llvm-components: x86
+// revisions: x86_64_unknown_linux_musl
+// [x86_64_unknown_linux_musl] compile-flags: --target x86_64-unknown-linux-musl
+// [x86_64_unknown_linux_musl] needs-llvm-components: x86
+// revisions: x86_64_unknown_linux_ohos
+// [x86_64_unknown_linux_ohos] compile-flags: --target x86_64-unknown-linux-ohos
+// [x86_64_unknown_linux_ohos] needs-llvm-components: x86
+// revisions: x86_64_unknown_netbsd
+// [x86_64_unknown_netbsd] compile-flags: --target x86_64-unknown-netbsd
+// [x86_64_unknown_netbsd] needs-llvm-components: x86
+// revisions: x86_64_unknown_none
+// [x86_64_unknown_none] compile-flags: --target x86_64-unknown-none
+// [x86_64_unknown_none] needs-llvm-components: x86
+// revisions: x86_64_unknown_openbsd
+// [x86_64_unknown_openbsd] compile-flags: --target x86_64-unknown-openbsd
+// [x86_64_unknown_openbsd] needs-llvm-components: x86
+// revisions: x86_64_unknown_redox
+// [x86_64_unknown_redox] compile-flags: --target x86_64-unknown-redox
+// [x86_64_unknown_redox] needs-llvm-components: x86
+// revisions: x86_64_wrs_vxworks
+// [x86_64_wrs_xworks] compile-flags: --target x86_64-wrs-vxworks
+// [x86_64_wrs_xworks] needs-llvm-components: x86
+// revisions: x86_64h_apple_darwin
+// [x86_64h_apple_darwin] compile-flags: --target x86_64h-apple-darwin
+// [x86_64h_apple_darwin] needs-llvm-components: x86
+
+// Sanity-check that each target can produce assembly code.
+
+#![feature(no_core, lang_items)]
+#![no_std]
+#![no_core]
+#![crate_type = "lib"]
+
+#[lang = "sized"]
+trait Sized {}
+
+pub fn test() -> u8 {
+    42
+}
+
+// CHECK: .section
diff --git a/tests/assembly/targets/targets-nvptx.rs b/tests/assembly/targets/targets-nvptx.rs
new file mode 100644
index 0000000000000..0633423040008
--- /dev/null
+++ b/tests/assembly/targets/targets-nvptx.rs
@@ -0,0 +1,21 @@
+// assembly-output: emit-asm
+// ignore-tidy-linelength
+// revisions: nvptx64_nvidia_cuda
+// [nvptx64_nvidia_cuda] compile-flags: --target nvptx64-nvidia-cuda
+// [nvptx64_nvidia_cuda] needs-llvm-components: nvptx
+
+// Sanity-check that each target can produce assembly code.
+
+#![feature(no_core, lang_items)]
+#![no_std]
+#![no_core]
+#![crate_type = "lib"]
+
+#[lang = "sized"]
+trait Sized {}
+
+pub fn test() -> u8 {
+    42
+}
+
+// CHECK: .version
diff --git a/tests/assembly/targets/targets-pe.rs b/tests/assembly/targets/targets-pe.rs
new file mode 100644
index 0000000000000..7398d7ef79007
--- /dev/null
+++ b/tests/assembly/targets/targets-pe.rs
@@ -0,0 +1,93 @@
+// assembly-output: emit-asm
+// ignore-tidy-linelength
+// revisions: aarch64_pc_windows_msvc
+// [aarch64_pc_windows_msvc] compile-flags: --target aarch64-pc-windows-msvc
+// [aarch64_pc_windows_msvc] needs-llvm-components: aarch64
+// revisions: aarch64_pc_windows_gnullvm
+// [aarch64_pc_windows_gnullvm] compile-flags: --target aarch64-pc-windows-gnullvm
+// [aarch64_pc_windows_gnullvm] needs-llvm-components: aarch64
+// revisions: aarch64_unknown_uefi
+// [aarch64_unknown_uefi] compile-flags: --target aarch64-unknown-uefi
+// [aarch64_unknown_uefi] needs-llvm-components: aarch64
+// revisions: aarch64_uwp_windows_msvc
+// [aarch64_uwp_windows_msvc] compile-flags: --target aarch64-uwp-windows-msvc
+// [aarch64_uwp_windows_msvc] needs-llvm-components: aarch64
+// revisions: avr_unknown_gnu_atmega328
+// [avr_unknown_gnu_atmega328] compile-flags: --target avr-unknown-gnu-atmega328
+// [avr_unknown_gnu_atmega328] needs-llvm-components: avr
+// revisions: bpfeb_unknown_none
+// [bpfeb_unknown_none] compile-flags: --target bpfeb-unknown-none
+// [bpfeb_unknown_none] needs-llvm-components: bpf
+// revisions: bpfel_unknown_none
+// [bpfel_unknown_none] compile-flags: --target bpfel-unknown-none
+// [bpfel_unknown_none] needs-llvm-components: bpf
+// revisions: i586_pc_windows_msvc
+// [i586_pc_windows_msvc] compile-flags: --target i586-pc-windows-msvc
+// [i586_pc_windows_msvc] needs-llvm-components: x86
+// revisions: i686_pc_windows_gnu
+// [i686_pc_windows_gnu] compile-flags: --target i686-pc-windows-gnu
+// [i686_pc_windows_gnu] needs-llvm-components: x86
+// revisions: i686_pc_windows_msvc
+// [i686_pc_windows_msvc] compile-flags: --target i686-pc-windows-msvc
+// [i686_pc_windows_msvc] needs-llvm-components: x86
+// revisions: i686_pc_windows_gnullvm
+// [i686_pc_windows_gnullvm] compile-flags: --target i686-pc-windows-gnullvm
+// [i686_pc_windows_gnullvm] needs-llvm-components: x86
+// revisions: i686_uwp_windows_gnu
+// [i686_uwp_windows_gnu] compile-flags: --target i686-uwp-windows-gnu
+// [i686_uwp_windows_gnu] needs-llvm-components: x86
+// revisions: i686_unknown_uefi
+// [i686_unknown_uefi] compile-flags: --target i686-unknown-uefi
+// [i686_unknown_uefi] needs-llvm-components: x86
+// revisions: i686_uwp_windows_msvc
+// [i686_uwp_windows_msvc] compile-flags: --target i686-uwp-windows-msvc
+// [i686_uwp_windows_msvc] needs-llvm-components: x86
+// revisions: i686_win7_windows_msvc
+// [i686_win7_windows_msvc] compile-flags: --target i686-win7-windows-msvc
+// [i686_win7_windows_msvc] needs-llvm-components: x86
+// revisions: powerpc64_ibm_aix
+// [powerpc64_ibm_aix] compile-flags: --target powerpc64-ibm-aix
+// [powerpc64_ibm_aix] needs-llvm-components: powerpc
+// revisions: thumbv7a_uwp_windows_msvc
+// [thumbv7a_uwp_windows_msvc] compile-flags: --target thumbv7a-uwp-windows-msvc
+// [thumbv7a_uwp_windows_msvc] needs-llvm-components: arm
+// revisions: thumbv7a_pc_windows_msvc
+// [thumbv7a_pc_windows_msvc] compile-flags: --target thumbv7a-pc-windows-msvc
+// [thumbv7a_pc_windows_msvc] needs-llvm-components: arm
+// revisions: x86_64_pc_windows_gnu
+// [x86_64_pc_windows_gnu] compile-flags: --target x86_64-pc-windows-gnu
+// [x86_64_pc_windows_gnu] needs-llvm-components: x86
+// revisions: x86_64_pc_windows_gnullvm
+// [x86_64_pc_windows_gnullvm] compile-flags: --target x86_64-pc-windows-gnullvm
+// [x86_64_pc_windows_gnullvm] needs-llvm-components: x86
+// revisions: x86_64_pc_windows_msvc
+// [x86_64_pc_windows_msvc] compile-flags: --target x86_64-pc-windows-msvc
+// [x86_64_pc_windows_msvc] needs-llvm-components: x86
+// revisions: x86_64_unknown_uefi
+// [x86_64_unknown_uefi] compile-flags: --target x86_64-unknown-uefi
+// [x86_64_unknown_uefi] needs-llvm-components: x86
+// revisions: x86_64_uwp_windows_gnu
+// [x86_64_uwp_windows_gnu] compile-flags: --target x86_64-uwp-windows-gnu
+// [x86_64_uwp_windows_gnu] needs-llvm-components: x86
+// revisions: x86_64_uwp_windows_msvc
+// [x86_64_uwp_windows_msvc] compile-flags: --target x86_64-uwp-windows-msvc
+// [x86_64_uwp_windows_msvc] needs-llvm-components: x86
+// revisions: x86_64_win7_windows_msvc
+// [x86_64_win7_windows_msvc] compile-flags: --target x86_64-win7-windows-msvc
+// [x86_64_win7_windows_msvc] needs-llvm-components: x86
+
+// Sanity-check that each target can produce assembly code.
+
+#![feature(no_core, lang_items)]
+#![no_std]
+#![no_core]
+#![crate_type = "lib"]
+
+#[lang = "sized"]
+trait Sized {}
+
+pub fn test() -> u8 {
+    42
+}
+
+// CHECK: .file