Rustup to rustc 1.97.0-nightly (e95e73209 2026-05-05)

rust-toolchain

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2026-04-29"
+channel = "nightly-2026-05-06"
 components = ["rust-src", "rustc-dev", "llvm-tools-preview"]

src/back/lto.rs

@@ -24,9 +24,10 @@ use std::path::{Path, PathBuf};
 use gccjit::OutputKind;
 use object::read::archive::ArchiveFile;
 use rustc_codegen_ssa::back::lto::SerializedModule;
+use rustc_codegen_ssa::back::rmeta_link;
 use rustc_codegen_ssa::back::write::{CodegenContext, FatLtoInput, SharedEmitter};
 use rustc_codegen_ssa::traits::*;
-use rustc_codegen_ssa::{CompiledModule, ModuleCodegen, ModuleKind, looks_like_rust_object_file};
+use rustc_codegen_ssa::{CompiledModule, ModuleCodegen, ModuleKind};
 use rustc_data_structures::memmap::Mmap;
 use rustc_data_structures::profiling::SelfProfilerRef;
 use rustc_errors::{DiagCtxt, DiagCtxtHandle};
@@ -63,6 +64,7 @@ fn prepare_lto(each_linked_rlib_for_lto: &[PathBuf], dcx: DiagCtxtHandle<'_>) ->
         let archive_data = unsafe {
             Mmap::map(File::open(path).expect("couldn't open rlib")).expect("couldn't map rlib")
         };
+        let metadata_link = rmeta_link::read_from_data(&archive_data, path).unwrap();
         let archive = ArchiveFile::parse(&*archive_data).expect("wanted an rlib");
         let obj_files = archive
             .members()
@@ -71,7 +73,7 @@ fn prepare_lto(each_linked_rlib_for_lto: &[PathBuf], dcx: DiagCtxtHandle<'_>) ->
                     .ok()
                     .and_then(|c| std::str::from_utf8(c.name()).ok().map(|name| (name.trim(), c)))
             })
-            .filter(|&(name, _)| looks_like_rust_object_file(name));
+            .filter(|&(name, _)| metadata_link.rust_object_files.iter().any(|f| f == name));
         for (name, child) in obj_files {
             info!("adding bitcode from {}", name);
             let path = tmp_path.path().join(name);

src/builder.rs

@@ -1659,6 +1659,10 @@ impl<'a, 'gcc, 'tcx> BuilderMethods<'a, 'tcx> for Builder<'a, 'gcc, 'tcx> {
         unimplemented!();
     }
 
+    fn get_funclet_cleanuppad(&self, _funclet: &Funclet) -> RValue<'gcc> {
+        unimplemented!();
+    }
+
     // Atomic Operations
     fn atomic_cmpxchg(
         &mut self,
@@ -2315,67 +2319,10 @@ impl<'a, 'gcc, 'tcx> Builder<'a, 'gcc, 'tcx> {
         self.vector_extremum(a, b, ExtremumOperation::Min)
     }
 
-    #[cfg(feature = "master")]
-    pub fn vector_reduce_fmin(&mut self, src: RValue<'gcc>) -> RValue<'gcc> {
-        let vector_type = src.get_type().unqualified().dyncast_vector().expect("vector type");
-        let element_count = vector_type.get_num_units();
-        let mut acc = self
-            .context
-            .new_vector_access(self.location, src, self.context.new_rvalue_zero(self.int_type))
-            .to_rvalue();
-        for i in 1..element_count {
-            let elem = self
-                .context
-                .new_vector_access(
-                    self.location,
-                    src,
-                    self.context.new_rvalue_from_int(self.int_type, i as _),
-                )
-                .to_rvalue();
-            let cmp = self.context.new_comparison(self.location, ComparisonOp::LessThan, acc, elem);
-            acc = self.select(cmp, acc, elem);
-        }
-        acc
-    }
-
-    #[cfg(not(feature = "master"))]
-    pub fn vector_reduce_fmin(&mut self, _src: RValue<'gcc>) -> RValue<'gcc> {
-        unimplemented!();
-    }
-
     pub fn vector_maximum_number_nsz(&mut self, a: RValue<'gcc>, b: RValue<'gcc>) -> RValue<'gcc> {
         self.vector_extremum(a, b, ExtremumOperation::Max)
     }
 
-    #[cfg(feature = "master")]
-    pub fn vector_reduce_fmax(&mut self, src: RValue<'gcc>) -> RValue<'gcc> {
-        let vector_type = src.get_type().unqualified().dyncast_vector().expect("vector type");
-        let element_count = vector_type.get_num_units();
-        let mut acc = self
-            .context
-            .new_vector_access(self.location, src, self.context.new_rvalue_zero(self.int_type))
-            .to_rvalue();
-        for i in 1..element_count {
-            let elem = self
-                .context
-                .new_vector_access(
-                    self.location,
-                    src,
-                    self.context.new_rvalue_from_int(self.int_type, i as _),
-                )
-                .to_rvalue();
-            let cmp =
-                self.context.new_comparison(self.location, ComparisonOp::GreaterThan, acc, elem);
-            acc = self.select(cmp, acc, elem);
-        }
-        acc
-    }
-
-    #[cfg(not(feature = "master"))]
-    pub fn vector_reduce_fmax(&mut self, _src: RValue<'gcc>) -> RValue<'gcc> {
-        unimplemented!();
-    }
-
     pub fn vector_select(
         &mut self,
         cond: RValue<'gcc>,

src/intrinsic/mod.rs

@@ -213,7 +213,7 @@ impl<'a, 'gcc, 'tcx> IntrinsicCallBuilderMethods<'tcx> for Builder<'a, 'gcc, 'tc
                     &args.iter().map(|arg| arg.immediate()).collect::<Vec<_>>(),
                 )
             }
-            // TODO(antoyo): We can probably remove these and use the fallback intrinsic implementation.
+            // FIXME(antoyo): We can probably remove these and use the fallback intrinsic implementation.
             sym::minimumf32 | sym::minimumf64 | sym::maximumf32 | sym::maximumf64 => {
                 let (ty, func_name) = match name {
                     sym::minimumf32 => (self.cx.float_type, "fminimumf"),

src/intrinsic/simd.rs

@@ -828,7 +828,7 @@ pub fn generic_simd_intrinsic<'a, 'gcc, 'tcx>(
                 return_error!(InvalidMonomorphization::FloatingPointVector {
                     span,
                     name,
-                    f_ty: *f,
+                    f_ty: f.name_str().to_string(),
                     in_ty
                 });
             }
@@ -1422,15 +1422,14 @@ pub fn generic_simd_intrinsic<'a, 'gcc, 'tcx>(
     );
 
     macro_rules! minmax_red {
-        ($name:ident: $int_red:ident, $float_red:ident) => {
+        ($name:ident: $int_red:ident) => {
             if name == sym::$name {
                 require!(
                     ret_ty == in_elem,
                     InvalidMonomorphization::ReturnType { span, name, in_elem, in_ty, ret_ty }
                 );
                 return match *in_elem.kind() {
                     ty::Int(_) | ty::Uint(_) => Ok(bx.$int_red(args[0].immediate())),
-                    ty::Float(_) => Ok(bx.$float_red(args[0].immediate())),
                     _ => return_error!(InvalidMonomorphization::UnsupportedSymbol {
                         span,
                         name,
@@ -1444,8 +1443,8 @@ pub fn generic_simd_intrinsic<'a, 'gcc, 'tcx>(
         };
     }
 
-    minmax_red!(simd_reduce_min: vector_reduce_min, vector_reduce_fmin);
-    minmax_red!(simd_reduce_max: vector_reduce_max, vector_reduce_fmax);
+    minmax_red!(simd_reduce_min: vector_reduce_min);
+    minmax_red!(simd_reduce_max: vector_reduce_max);
 
     macro_rules! bitwise_red {
         ($name:ident : $op:expr, $boolean:expr) => {

src/lib.rs

@@ -409,16 +409,16 @@ impl WriteBackendMethods for GccCodegenBackend {
     }
 
     fn optimize_and_codegen_fat_lto(
+        sess: &Session,
         cgcx: &CodegenContext,
-        prof: &SelfProfilerRef,
         shared_emitter: &SharedEmitter,
         _tm_factory: TargetMachineFactoryFn<Self>,
         // FIXME(bjorn3): Limit LTO exports to these symbols
         _exported_symbols_for_lto: &[String],
         each_linked_rlib_for_lto: &[PathBuf],
         modules: Vec<FatLtoInput<Self>>,
     ) -> CompiledModule {
-        back::lto::run_fat(cgcx, prof, shared_emitter, each_linked_rlib_for_lto, modules)
+        back::lto::run_fat(cgcx, &sess.prof, shared_emitter, each_linked_rlib_for_lto, modules)
     }
 
     fn run_thin_lto(

tests/failing-run-make-tests.txt

@@ -12,3 +12,4 @@ tests/run-make/glibc-staticlib-args/
 tests/run-make/lto-smoke-c/
 tests/run-make/return-non-c-like-enum/
 tests/run-make/short-ice
+tests/run-make/embed-source-dwarf

tests/lang_tests.rs

@@ -19,7 +19,7 @@ fn compile_and_run_cmds(
     // Test command 2: run `tempdir/x`.
     if test_target.is_some() {
         let mut env_path = std::env::var("PATH").unwrap_or_default();
-        // TODO(antoyo): find a better way to add the PATH necessary locally.
+        // FIXME(antoyo): find a better way to add the PATH necessary locally.
         env_path = format!("/opt/m68k-unknown-linux-gnu/bin:{}", env_path);
         compiler.env("PATH", env_path);
 
@@ -112,7 +112,7 @@ fn build_test_runner(
 
     println!("=== {test_kind} tests ===");
 
-    // TODO(antoyo): find a way to send this via a cli argument.
+    // FIXME(antoyo): find a way to send this via a cli argument.
     let test_target = std::env::var("CG_GCC_TEST_TARGET").ok();
     let test_target_filter = test_target.clone();
 

tests/run/core-float.rs

@@ -3,7 +3,7 @@
 // Run-time:
 //   status: 0
 
-// TODO: remove these tests (extracted from libcore) when we run the libcore tests in the CI of the
+// FIXME: remove these tests (extracted from libcore) when we run the libcore tests in the CI of the
 // Rust repo.
 
 #![feature(core_intrinsics)]

tools/cspell_dicts/rust.txt

@@ -1,2 +1,3 @@
 lateout
 repr
+rmeta