Rollup of 6 pull requests

compiler/rustc_lint/messages.ftl

@@ -531,7 +531,7 @@ lint_non_binding_let_multi_suggestion =
     consider immediately dropping the value
 
 lint_non_binding_let_on_drop_type =
-    non-binding let on a type that implements `Drop`
+    non-binding let on a type that has a destructor
 
 lint_non_binding_let_on_sync_lock = non-binding let on a synchronization lock
     .label = this lock is not assigned to a binding and is immediately dropped

compiler/rustc_lint/src/let_underscore.rs

@@ -51,7 +51,7 @@ declare_lint! {
     /// intent.
     pub LET_UNDERSCORE_DROP,
     Allow,
-    "non-binding let on a type that implements `Drop`"
+    "non-binding let on a type that has a destructor"
 }
 
 declare_lint! {

compiler/rustc_metadata/src/rmeta/decoder.rs

@@ -1622,56 +1622,63 @@ impl<'a> CrateMetadataRef<'a> {
             );
 
             for virtual_dir in virtual_rust_source_base_dir.iter().flatten() {
-                if let Some(real_dir) = &sess.opts.real_rust_source_base_dir {
-                    if let rustc_span::FileName::Real(old_name) = name {
-                        if let rustc_span::RealFileName::Remapped { local_path: _, virtual_name } =
-                            old_name
-                        {
-                            if let Ok(rest) = virtual_name.strip_prefix(virtual_dir) {
-                                let virtual_name = virtual_name.clone();
-
-                                // The std library crates are in
-                                // `$sysroot/lib/rustlib/src/rust/library`, whereas other crates
-                                // may be in `$sysroot/lib/rustlib/src/rust/` directly. So we
-                                // detect crates from the std libs and handle them specially.
-                                const STD_LIBS: &[&str] = &[
-                                    "core",
-                                    "alloc",
-                                    "std",
-                                    "test",
-                                    "term",
-                                    "unwind",
-                                    "proc_macro",
-                                    "panic_abort",
-                                    "panic_unwind",
-                                    "profiler_builtins",
-                                    "rtstartup",
-                                    "rustc-std-workspace-core",
-                                    "rustc-std-workspace-alloc",
-                                    "rustc-std-workspace-std",
-                                    "backtrace",
-                                ];
-                                let is_std_lib = STD_LIBS.iter().any(|l| rest.starts_with(l));
-
-                                let new_path = if is_std_lib {
-                                    real_dir.join("library").join(rest)
-                                } else {
-                                    real_dir.join(rest)
-                                };
-
-                                debug!(
-                                    "try_to_translate_virtual_to_real: `{}` -> `{}`",
-                                    virtual_name.display(),
-                                    new_path.display(),
-                                );
-                                let new_name = rustc_span::RealFileName::Remapped {
-                                    local_path: Some(new_path),
-                                    virtual_name,
-                                };
-                                *old_name = new_name;
-                            }
+                if let Some(real_dir) = &sess.opts.real_rust_source_base_dir
+                    && let rustc_span::FileName::Real(old_name) = name
+                    && let rustc_span::RealFileName::Remapped { local_path: _, virtual_name } =
+                        old_name
+                    && let Ok(rest) = virtual_name.strip_prefix(virtual_dir)
+                {
+                    // The std library crates are in
+                    // `$sysroot/lib/rustlib/src/rust/library`, whereas other crates
+                    // may be in `$sysroot/lib/rustlib/src/rust/` directly. So we
+                    // detect crates from the std libs and handle them specially.
+                    const STD_LIBS: &[&str] = &[
+                        "core",
+                        "alloc",
+                        "std",
+                        "test",
+                        "term",
+                        "unwind",
+                        "proc_macro",
+                        "panic_abort",
+                        "panic_unwind",
+                        "profiler_builtins",
+                        "rtstartup",
+                        "rustc-std-workspace-core",
+                        "rustc-std-workspace-alloc",
+                        "rustc-std-workspace-std",
+                        "backtrace",
+                    ];
+                    let is_std_lib = STD_LIBS.iter().any(|l| rest.starts_with(l));
+
+                    let new_path = if is_std_lib {
+                        real_dir.join("library").join(rest)
+                    } else {
+                        real_dir.join(rest)
+                    };
+
+                    debug!(
+                        "try_to_translate_virtual_to_real: `{}` -> `{}`",
+                        virtual_name.display(),
+                        new_path.display(),
+                    );
+
+                    // Check if the translated real path is affected by any user-requested
+                    // remaps via --remap-path-prefix. Apply them if so.
+                    // Note that this is a special case for imported rust-src paths specified by
+                    // https://rust-lang.github.io/rfcs/3127-trim-paths.html#handling-sysroot-paths.
+                    // Other imported paths are not currently remapped (see #66251).
+                    let (user_remapped, applied) =
+                        sess.source_map().path_mapping().map_prefix(&new_path);
+                    let new_name = if applied {
+                        rustc_span::RealFileName::Remapped {
+                            local_path: Some(new_path.clone()),
+                            virtual_name: user_remapped.to_path_buf(),
                         }
-                    }
+                    } else {
+                        rustc_span::RealFileName::LocalPath(new_path)
+                    };
+                    *old_name = new_name;
                 }
             }
         };

compiler/rustc_target/src/spec/targets/s390x_unknown_linux_gnu.rs

@@ -6,9 +6,8 @@ pub(crate) fn target() -> Target {
     base.endian = Endian::Big;
     // z10 is the oldest CPU supported by LLVM
     base.cpu = "z10".into();
-    // FIXME: The ABI implementation in cabi_s390x.rs is for now hard-coded to assume the no-vector
-    // ABI. Pass the -vector feature string to LLVM to respect this assumption. On LLVM < 16, we
-    // also strip v128 from the data_layout below to match the older LLVM's expectation.
+    // FIXME: The ABI implementation in abi/call/s390x.rs is for now hard-coded to assume the no-vector
+    // ABI. Pass the -vector feature string to LLVM to respect this assumption.
     base.features = "-vector".into();
     base.max_atomic_width = Some(128);
     base.min_global_align = Some(16);

compiler/rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs

@@ -6,9 +6,8 @@ pub(crate) fn target() -> Target {
     base.endian = Endian::Big;
     // z10 is the oldest CPU supported by LLVM
     base.cpu = "z10".into();
-    // FIXME: The ABI implementation in cabi_s390x.rs is for now hard-coded to assume the no-vector
-    // ABI. Pass the -vector feature string to LLVM to respect this assumption. On LLVM < 16, we
-    // also strip v128 from the data_layout below to match the older LLVM's expectation.
+    // FIXME: The ABI implementation in abi/call/s390x.rs is for now hard-coded to assume the no-vector
+    // ABI. Pass the -vector feature string to LLVM to respect this assumption.
     base.features = "-vector".into();
     base.max_atomic_width = Some(128);
     base.min_global_align = Some(16);

compiler/rustc_target/src/target_features.rs

@@ -352,11 +352,13 @@ const HEXAGON_ALLOWED_FEATURES: &[(&str, Stability, ImpliedFeatures)] = &[
 const POWERPC_ALLOWED_FEATURES: &[(&str, Stability, ImpliedFeatures)] = &[
     // tidy-alphabetical-start
     ("altivec", Unstable(sym::powerpc_target_feature), &[]),
+    ("partword-atomics", Unstable(sym::powerpc_target_feature), &[]),
     ("power10-vector", Unstable(sym::powerpc_target_feature), &["power9-vector"]),
     ("power8-altivec", Unstable(sym::powerpc_target_feature), &["altivec"]),
     ("power8-vector", Unstable(sym::powerpc_target_feature), &["vsx", "power8-altivec"]),
     ("power9-altivec", Unstable(sym::powerpc_target_feature), &["power8-altivec"]),
     ("power9-vector", Unstable(sym::powerpc_target_feature), &["power8-vector", "power9-altivec"]),
+    ("quadword-atomics", Unstable(sym::powerpc_target_feature), &[]),
     ("vsx", Unstable(sym::powerpc_target_feature), &["altivec"]),
     // tidy-alphabetical-end
 ];

compiler/rustc_trait_selection/src/error_reporting/traits/fulfillment_errors.rs

@@ -2635,49 +2635,47 @@ impl<'a, 'tcx> TypeErrCtxt<'a, 'tcx> {
         // This shouldn't be common unless manually implementing one of the
         // traits manually, but don't make it more confusing when it does
         // happen.
-        Ok(
-            if Some(expected_trait_ref.def_id) != self.tcx.lang_items().coroutine_trait()
-                && not_tupled
-            {
-                self.report_and_explain_type_error(
-                    TypeTrace::trait_refs(
-                        &obligation.cause,
-                        true,
-                        expected_trait_ref,
-                        found_trait_ref,
-                    ),
-                    ty::error::TypeError::Mismatch,
-                )
-            } else if found.len() == expected.len() {
-                self.report_closure_arg_mismatch(
-                    span,
-                    found_span,
-                    found_trait_ref,
-                    expected_trait_ref,
-                    obligation.cause.code(),
-                    found_node,
-                    obligation.param_env,
-                )
-            } else {
-                let (closure_span, closure_arg_span, found) = found_did
-                    .and_then(|did| {
-                        let node = self.tcx.hir().get_if_local(did)?;
-                        let (found_span, closure_arg_span, found) =
-                            self.get_fn_like_arguments(node)?;
-                        Some((Some(found_span), closure_arg_span, found))
-                    })
-                    .unwrap_or((found_span, None, found));
-
-                self.report_arg_count_mismatch(
+        if Some(expected_trait_ref.def_id) != self.tcx.lang_items().coroutine_trait() && not_tupled
+        {
+            return Ok(self.report_and_explain_type_error(
+                TypeTrace::trait_refs(&obligation.cause, true, expected_trait_ref, found_trait_ref),
+                ty::error::TypeError::Mismatch,
+            ));
+        }
+        if found.len() != expected.len() {
+            let (closure_span, closure_arg_span, found) = found_did
+                .and_then(|did| {
+                    let node = self.tcx.hir().get_if_local(did)?;
+                    let (found_span, closure_arg_span, found) = self.get_fn_like_arguments(node)?;
+                    Some((Some(found_span), closure_arg_span, found))
+                })
+                .unwrap_or((found_span, None, found));
+
+            // If the coroutine take a single () as its argument,
+            // the trait argument would found the coroutine take 0 arguments,
+            // but get_fn_like_arguments would give 1 argument.
+            // This would result in "Expected to take 1 argument, but it takes 1 argument".
+            // Check again to avoid this.
+            if found.len() != expected.len() {
+                return Ok(self.report_arg_count_mismatch(
                     span,
                     closure_span,
                     expected,
                     found,
                     found_trait_ty.is_closure(),
                     closure_arg_span,
-                )
-            },
-        )
+                ));
+            }
+        }
+        Ok(self.report_closure_arg_mismatch(
+            span,
+            found_span,
+            found_trait_ref,
+            expected_trait_ref,
+            obligation.cause.code(),
+            found_node,
+            obligation.param_env,
+        ))
     }
 
     /// Given some node representing a fn-like thing in the HIR map,

library/core/src/str/lossy.rs

@@ -8,6 +8,8 @@ impl [u8] {
     /// Creates an iterator over the contiguous valid UTF-8 ranges of this
     /// slice, and the non-UTF-8 fragments in between.
     ///
+    /// See the [`Utf8Chunk`] type for documenation of the items yielded by this iterator.
+    ///
     /// # Examples
     ///
     /// This function formats arbitrary but mostly-UTF-8 bytes into Rust source
@@ -148,6 +150,8 @@ impl fmt::Debug for Debug<'_> {
 /// If you want a simple conversion from UTF-8 byte slices to string slices,
 /// [`from_utf8`] is easier to use.
 ///
+/// See the [`Utf8Chunk`] type for documenation of the items yielded by this iterator.
+///
 /// [byteslice]: slice
 /// [`from_utf8`]: super::from_utf8
 ///

src/tools/compiletest/src/header.rs

@@ -1115,6 +1115,7 @@ fn expand_variables(mut value: String, config: &Config) -> String {
     const CWD: &str = "{{cwd}}";
     const SRC_BASE: &str = "{{src-base}}";
     const BUILD_BASE: &str = "{{build-base}}";
+    const RUST_SRC_BASE: &str = "{{rust-src-base}}";
     const SYSROOT_BASE: &str = "{{sysroot-base}}";
     const TARGET_LINKER: &str = "{{target-linker}}";
     const TARGET: &str = "{{target}}";
@@ -1144,6 +1145,15 @@ fn expand_variables(mut value: String, config: &Config) -> String {
         value = value.replace(TARGET, &config.target);
     }
 
+    if value.contains(RUST_SRC_BASE) {
+        let src_base = config
+            .sysroot_base
+            .join("lib/rustlib/src/rust")
+            .read_link()
+            .expect("lib/rustlib/src/rust in target is a symlink to checkout root");
+        value = value.replace(RUST_SRC_BASE, &src_base.to_string_lossy());
+    }
+
     value
 }
 

src/tools/compiletest/src/runtest.rs

@@ -2294,7 +2294,7 @@ impl<'test> TestCx<'test> {
         }
 
         let base_dir = Path::new("/rustc/FAKE_PREFIX");
-        // Paths into the libstd/libcore
+        // Fake paths into the libstd/libcore
         normalize_path(&base_dir.join("library"), "$SRC_DIR");
         // `ui-fulldeps` tests can show paths to the compiler source when testing macros from
         // `rustc_macros`
@@ -2310,8 +2310,14 @@ impl<'test> TestCx<'test> {
         // eg. /home/user/rust/build
         normalize_path(parent_build_dir, "$BUILD_DIR");
 
-        // Paths into lib directory.
-        normalize_path(&parent_build_dir.parent().unwrap().join("lib"), "$LIB_DIR");
+        // Real paths into the libstd/libcore
+        let rust_src_dir = &self
+            .config
+            .sysroot_base
+            .join("lib/rustlib/src/rust")
+            .read_link()
+            .expect("lib/rustlib/src/rust in target is a symlink to checkout root");
+        normalize_path(&rust_src_dir.join("library"), "$SRC_DIR_REAL");
 
         if json {
             // escaped newlines in json strings should be readable

tests/ui/check-cfg/mix.stderr

@@ -251,7 +251,7 @@ warning: unexpected `cfg` condition value: `zebra`
 LL |     cfg!(target_feature = "zebra");
    |          ^^^^^^^^^^^^^^^^^^^^^^^^
    |
-   = note: expected values for `target_feature` are: `10e60`, `2e3`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-int8`, `amx-tile`, `atomics`, `avx`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, `avx512f`, `avx512fp16`, `avx512ifma`, `avx512vbmi`, `avx512vbmi2`, `avx512vl`, `avx512vnni`, `avx512vp2intersect`, and `avx512vpopcntdq` and 239 more
+   = note: expected values for `target_feature` are: `10e60`, `2e3`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-int8`, `amx-tile`, `atomics`, `avx`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, `avx512f`, `avx512fp16`, `avx512ifma`, `avx512vbmi`, `avx512vbmi2`, `avx512vl`, `avx512vnni`, `avx512vp2intersect`, and `avx512vpopcntdq` and 241 more
    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
 
 warning: 27 warnings emitted

tests/ui/check-cfg/well-known-values.stderr

@@ -174,7 +174,7 @@ warning: unexpected `cfg` condition value: `_UNEXPECTED_VALUE`
 LL |     target_feature = "_UNEXPECTED_VALUE",
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
-   = note: expected values for `target_feature` are: `10e60`, `2e3`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-int8`, `amx-tile`, `atomics`, `avx`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, `avx512f`, `avx512fp16`, `avx512ifma`, `avx512vbmi`, `avx512vbmi2`, `avx512vl`, `avx512vnni`, `avx512vp2intersect`, `avx512vpopcntdq`, `avxifma`, `avxneconvert`, `avxvnni`, `avxvnniint16`, `avxvnniint8`, `backchain`, `bf16`, `bmi1`, `bmi2`, `bti`, `bulk-memory`, `c`, `cache`, `cmpxchg16b`, `crc`, `crt-static`, `cssc`, `d`, `d32`, `dit`, `doloop`, `dotprod`, `dpb`, `dpb2`, `dsp`, `dsp1e2`, `dspe60`, `e`, `e1`, `e2`, `ecv`, `edsp`, `elrw`, `ermsb`, `exception-handling`, `extended-const`, `f`, `f16c`, `f32mm`, `f64mm`, `faminmax`, `fcma`, `fdivdu`, `fhm`, `flagm`, `flagm2`, `float1e2`, `float1e3`, `float3e4`, `float7e60`, `floate1`, `fma`, `fp-armv8`, `fp16`, `fp64`, `fp8`, `fp8dot2`, `fp8dot4`, `fp8fma`, `fpuv2_df`, `fpuv2_sf`, `fpuv3_df`, `fpuv3_hf`, `fpuv3_hi`, `fpuv3_sf`, `frecipe`, `frintts`, `fxsr`, `gfni`, `hard-float`, `hard-float-abi`, `hard-tp`, `hbc`, `high-registers`, `hvx`, `hvx-length128b`, `hwdiv`, `i8mm`, `jsconv`, `lahfsahf`, `lasx`, `lbt`, `lor`, `lse`, `lse128`, `lse2`, `lsx`, `lut`, `lvz`, `lzcnt`, `m`, `mclass`, `mops`, `movbe`, `mp`, `mp1e2`, `msa`, `mte`, `multivalue`, `mutable-globals`, `neon`, `nontrapping-fptoint`, `nvic`, `paca`, `pacg`, `pan`, `pclmulqdq`, `pmuv3`, `popcnt`, `power10-vector`, `power8-altivec`, `power8-vector`, `power9-altivec`, `power9-vector`, `prfchw`, `rand`, `ras`, `rclass`, `rcpc`, `rcpc2`, `rcpc3`, `rdm`, `rdrand`, `rdseed`, `reference-types`, `relax`, `relaxed-simd`, `rtm`, `sb`, `sha`, `sha2`, `sha3`, `sha512`, `sign-ext`, `simd128`, `sm3`, `sm4`, `sme`, `sme-f16f16`, `sme-f64f64`, `sme-f8f16`, `sme-f8f32`, `sme-fa64`, `sme-i16i64`, `sme-lutv2`, `sme2`, `sme2p1`, `spe`, `ssbs`, `sse`, `sse2`, `sse3`, `sse4.1`, `sse4.2`, `sse4a`, `ssse3`, `ssve-fp8dot2`, `ssve-fp8dot4`, `ssve-fp8fma`, `sve`, `sve-b16b16`, `sve2`, `sve2-aes`, `sve2-bitperm`, `sve2-sha3`, `sve2-sm4`, `sve2p1`, `tbm`, `thumb-mode`, `thumb2`, `tme`, `trust`, `trustzone`, `ual`, `unaligned-scalar-mem`, `v`, `v5te`, `v6`, `v6k`, `v6t2`, `v7`, `v8`, `v8.1a`, `v8.2a`, `v8.3a`, `v8.4a`, `v8.5a`, `v8.6a`, `v8.7a`, `v8.8a`, `v8.9a`, `v9.1a`, `v9.2a`, `v9.3a`, `v9.4a`, `v9.5a`, `v9a`, `vaes`, `vdsp2e60f`, `vdspv1`, `vdspv2`, `vector`, `vfp2`, `vfp3`, `vfp4`, `vh`, `virt`, `virtualization`, `vpclmulqdq`, `vsx`, `wfxt`, `xop`, `xsave`, `xsavec`, `xsaveopt`, `xsaves`, `zba`, `zbb`, `zbc`, `zbkb`, `zbkc`, `zbkx`, `zbs`, `zdinx`, `zfh`, `zfhmin`, `zfinx`, `zhinx`, `zhinxmin`, `zk`, `zkn`, `zknd`, `zkne`, `zknh`, `zkr`, `zks`, `zksed`, `zksh`, and `zkt`
+   = note: expected values for `target_feature` are: `10e60`, `2e3`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-int8`, `amx-tile`, `atomics`, `avx`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, `avx512f`, `avx512fp16`, `avx512ifma`, `avx512vbmi`, `avx512vbmi2`, `avx512vl`, `avx512vnni`, `avx512vp2intersect`, `avx512vpopcntdq`, `avxifma`, `avxneconvert`, `avxvnni`, `avxvnniint16`, `avxvnniint8`, `backchain`, `bf16`, `bmi1`, `bmi2`, `bti`, `bulk-memory`, `c`, `cache`, `cmpxchg16b`, `crc`, `crt-static`, `cssc`, `d`, `d32`, `dit`, `doloop`, `dotprod`, `dpb`, `dpb2`, `dsp`, `dsp1e2`, `dspe60`, `e`, `e1`, `e2`, `ecv`, `edsp`, `elrw`, `ermsb`, `exception-handling`, `extended-const`, `f`, `f16c`, `f32mm`, `f64mm`, `faminmax`, `fcma`, `fdivdu`, `fhm`, `flagm`, `flagm2`, `float1e2`, `float1e3`, `float3e4`, `float7e60`, `floate1`, `fma`, `fp-armv8`, `fp16`, `fp64`, `fp8`, `fp8dot2`, `fp8dot4`, `fp8fma`, `fpuv2_df`, `fpuv2_sf`, `fpuv3_df`, `fpuv3_hf`, `fpuv3_hi`, `fpuv3_sf`, `frecipe`, `frintts`, `fxsr`, `gfni`, `hard-float`, `hard-float-abi`, `hard-tp`, `hbc`, `high-registers`, `hvx`, `hvx-length128b`, `hwdiv`, `i8mm`, `jsconv`, `lahfsahf`, `lasx`, `lbt`, `lor`, `lse`, `lse128`, `lse2`, `lsx`, `lut`, `lvz`, `lzcnt`, `m`, `mclass`, `mops`, `movbe`, `mp`, `mp1e2`, `msa`, `mte`, `multivalue`, `mutable-globals`, `neon`, `nontrapping-fptoint`, `nvic`, `paca`, `pacg`, `pan`, `partword-atomics`, `pclmulqdq`, `pmuv3`, `popcnt`, `power10-vector`, `power8-altivec`, `power8-vector`, `power9-altivec`, `power9-vector`, `prfchw`, `quadword-atomics`, `rand`, `ras`, `rclass`, `rcpc`, `rcpc2`, `rcpc3`, `rdm`, `rdrand`, `rdseed`, `reference-types`, `relax`, `relaxed-simd`, `rtm`, `sb`, `sha`, `sha2`, `sha3`, `sha512`, `sign-ext`, `simd128`, `sm3`, `sm4`, `sme`, `sme-f16f16`, `sme-f64f64`, `sme-f8f16`, `sme-f8f32`, `sme-fa64`, `sme-i16i64`, `sme-lutv2`, `sme2`, `sme2p1`, `spe`, `ssbs`, `sse`, `sse2`, `sse3`, `sse4.1`, `sse4.2`, `sse4a`, `ssse3`, `ssve-fp8dot2`, `ssve-fp8dot4`, `ssve-fp8fma`, `sve`, `sve-b16b16`, `sve2`, `sve2-aes`, `sve2-bitperm`, `sve2-sha3`, `sve2-sm4`, `sve2p1`, `tbm`, `thumb-mode`, `thumb2`, `tme`, `trust`, `trustzone`, `ual`, `unaligned-scalar-mem`, `v`, `v5te`, `v6`, `v6k`, `v6t2`, `v7`, `v8`, `v8.1a`, `v8.2a`, `v8.3a`, `v8.4a`, `v8.5a`, `v8.6a`, `v8.7a`, `v8.8a`, `v8.9a`, `v9.1a`, `v9.2a`, `v9.3a`, `v9.4a`, `v9.5a`, `v9a`, `vaes`, `vdsp2e60f`, `vdspv1`, `vdspv2`, `vector`, `vfp2`, `vfp3`, `vfp4`, `vh`, `virt`, `virtualization`, `vpclmulqdq`, `vsx`, `wfxt`, `xop`, `xsave`, `xsavec`, `xsaveopt`, `xsaves`, `zba`, `zbb`, `zbc`, `zbkb`, `zbkc`, `zbkx`, `zbs`, `zdinx`, `zfh`, `zfhmin`, `zfinx`, `zhinx`, `zhinxmin`, `zk`, `zkn`, `zknd`, `zkne`, `zknh`, `zkr`, `zks`, `zksed`, `zksh`, and `zkt`
    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
 
 warning: unexpected `cfg` condition value: `_UNEXPECTED_VALUE`

tests/ui/coroutine/arg-count-mismatch-on-unit-input.rs

@@ -0,0 +1,11 @@
+#![feature(coroutines, coroutine_trait, stmt_expr_attributes)]
+
+use std::ops::Coroutine;
+
+fn foo() -> impl Coroutine<u8> {
+    //~^ ERROR type mismatch in coroutine arguments
+    #[coroutine]
+    |_: ()| {}
+}
+
+fn main() { }

tests/ui/coroutine/arg-count-mismatch-on-unit-input.stderr

@@ -0,0 +1,15 @@
+error[E0631]: type mismatch in coroutine arguments
+  --> $DIR/arg-count-mismatch-on-unit-input.rs:5:13
+   |
+LL | fn foo() -> impl Coroutine<u8> {
+   |             ^^^^^^^^^^^^^^^^^^ expected due to this
+...
+LL |     |_: ()| {}
+   |     ------- found signature defined here
+   |
+   = note: expected coroutine signature `fn(u8) -> _`
+              found coroutine signature `fn(()) -> _`
+
+error: aborting due to 1 previous error
+
+For more information about this error, try `rustc --explain E0631`.

tests/ui/errors/remap-path-prefix-sysroot.rs

@@ -0,0 +1,23 @@
+//@ revisions: with-remap without-remap
+//@ compile-flags: -g -Ztranslate-remapped-path-to-local-path=yes
+//@ [with-remap]compile-flags: --remap-path-prefix={{rust-src-base}}=remapped
+//@ [without-remap]compile-flags:
+//@ error-pattern: E0507
+
+// The $SRC_DIR*.rs:LL:COL normalisation doesn't kick in automatically
+// as the remapped revision will not begin with $SRC_DIR_REAL,
+// so we have to do it ourselves.
+//@ normalize-stderr-test: ".rs:\d+:\d+" -> ".rs:LL:COL"
+
+use std::thread;
+struct Worker {
+    thread: thread::JoinHandle<()>,
+}
+
+impl Drop for Worker {
+    fn drop(&mut self) {
+        self.thread.join().unwrap();
+    }
+}
+
+pub fn main(){}

tests/ui/errors/remap-path-prefix-sysroot.with-remap.stderr

@@ -0,0 +1,17 @@
+error[E0507]: cannot move out of `self.thread` which is behind a mutable reference
+  --> remapped/tests/ui/errors/remap-path-prefix-sysroot.rs:LL:COL
+   |
+LL |         self.thread.join().unwrap();
+   |         ^^^^^^^^^^^ ------ `self.thread` moved due to this method call
+   |         |
+   |         move occurs because `self.thread` has type `JoinHandle<()>`, which does not implement the `Copy` trait
+   |
+note: `JoinHandle::<T>::join` takes ownership of the receiver `self`, which moves `self.thread`
+  --> remapped/library/std/src/thread/mod.rs:LL:COL
+   |
+LL |     pub fn join(self) -> Result<T> {
+   |                 ^^^^
+
+error: aborting due to 1 previous error
+
+For more information about this error, try `rustc --explain E0507`.

tests/ui/errors/remap-path-prefix-sysroot.without-remap.stderr

@@ -0,0 +1,17 @@
+error[E0507]: cannot move out of `self.thread` which is behind a mutable reference
+  --> $DIR/remap-path-prefix-sysroot.rs:LL:COL
+   |
+LL |         self.thread.join().unwrap();
+   |         ^^^^^^^^^^^ ------ `self.thread` moved due to this method call
+   |         |
+   |         move occurs because `self.thread` has type `JoinHandle<()>`, which does not implement the `Copy` trait
+   |
+note: `JoinHandle::<T>::join` takes ownership of the receiver `self`, which moves `self.thread`
+  --> $SRC_DIR_REAL/std/src/thread/mod.rs:LL:COL
+   |
+LL |     pub fn join(self) -> Result<T> {
+   |                 ^^^^
+
+error: aborting due to 1 previous error
+
+For more information about this error, try `rustc --explain E0507`.

tests/ui/lint/let_underscore/issue-119696-err-on-fn.rs

@@ -2,7 +2,7 @@
 
 #![deny(let_underscore_drop)]
 fn main() {
-    let _ = foo(); //~ ERROR non-binding let on a type that implements `Drop`
+    let _ = foo(); //~ ERROR non-binding let on a type that has a destructor
 }
 
 async fn from_config(_: Config) {}

tests/ui/lint/let_underscore/issue-119696-err-on-fn.stderr

@@ -1,4 +1,4 @@
-error: non-binding let on a type that implements `Drop`
+error: non-binding let on a type that has a destructor
   --> $DIR/issue-119696-err-on-fn.rs:5:5
    |
 LL |     let _ = foo();

tests/ui/lint/let_underscore/issue-119697-extra-let.rs

@@ -12,9 +12,9 @@ pub fn ice_cold(beverage: Tait) {
     // Must destructure at least one field of `Foo`
     let Foo { field } = beverage;
     // boom
-    _ = field; //~ ERROR non-binding let on a type that implements `Drop`
+    _ = field; //~ ERROR non-binding let on a type that has a destructor
 
-    let _ = field; //~ ERROR non-binding let on a type that implements `Drop`
+    let _ = field; //~ ERROR non-binding let on a type that has a destructor
 }
 
 

tests/ui/lint/let_underscore/issue-119697-extra-let.stderr

@@ -1,4 +1,4 @@
-error: non-binding let on a type that implements `Drop`
+error: non-binding let on a type that has a destructor
   --> $DIR/issue-119697-extra-let.rs:15:5
    |
 LL |     _ = field;
@@ -18,7 +18,7 @@ help: consider immediately dropping the value
 LL |     drop(field);
    |     ~~~~~     +
 
-error: non-binding let on a type that implements `Drop`
+error: non-binding let on a type that has a destructor
   --> $DIR/issue-119697-extra-let.rs:17:5
    |
 LL |     let _ = field;

tests/ui/lint/let_underscore/let_underscore_drop.rs

@@ -10,7 +10,7 @@ impl Drop for NontrivialDrop {
 }
 
 fn main() {
-    let _ = NontrivialDrop; //~WARNING non-binding let on a type that implements `Drop`
+    let _ = NontrivialDrop; //~WARNING non-binding let on a type that has a destructor
 
     let (_, _) = (NontrivialDrop, NontrivialDrop); // This should be ignored.
 }

tests/ui/lint/let_underscore/let_underscore_drop.stderr

@@ -1,4 +1,4 @@
-warning: non-binding let on a type that implements `Drop`
+warning: non-binding let on a type that has a destructor
   --> $DIR/let_underscore_drop.rs:13:5
    |
 LL |     let _ = NontrivialDrop;