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Improve standard library source remapping

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This commit is contained in:
bjorn3 2026-01-11 17:58:51 +00:00
parent 4d0b725e06
commit a03e769410
2 changed files with 3 additions and 14 deletions
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6
build_system/build_sysroot.rs
View file

@ -235,11 +235,7 @@ fn build_clif_sysroot_for_triple(
if let Some(prefix) = env::var_os("CG_CLIF_STDLIB_REMAP_PATH_PREFIX") {
rustflags.push("--remap-path-prefix".to_owned());
rustflags.push(format!(
"{}={}",
STDLIB_SRC.to_path(dirs).to_str().unwrap(),
prefix.to_str().unwrap()
));
rustflags.push(format!("library/={}/library", prefix.to_str().unwrap()));
}
compiler.rustflags.extend(rustflags);
let mut build_cmd = STANDARD_LIBRARY.build(&compiler, dirs);

11
scripts/test_rustc_tests.sh
View file

@ -152,15 +152,8 @@ rm tests/ui/errors/remap-path-prefix-sysroot.rs # different sysroot source path
rm -r tests/run-make/export/extern-opt # something about rustc version mismatches
rm -r tests/run-make/export # same
rm -r tests/ui/compiletest-self-test/compile-flags-incremental.rs # needs compiletest compiled with panic=unwind
rm tests/ui/async-await/in-trait/dont-project-to-specializable-projection.rs # something going wrong with stdlib source remapping
rm tests/ui/consts/miri_unleashed/drop.rs # same
rm tests/ui/error-emitter/multiline-removal-suggestion.rs # same
rm tests/ui/lint/lint-const-item-mutation.rs # same
rm tests/ui/lint/use-redundant/use-redundant-issue-71450.rs # same
rm tests/ui/lint/use-redundant/use-redundant-prelude-rust-2021.rs # same
rm tests/ui/specialization/const_trait_impl.rs # same
rm tests/ui/thir-print/offset_of.rs # same
rm tests/ui/traits/const-traits/const_closure-const_trait_impl-ice-113381.rs # same
rm -r tests/ui/extern/extern-types-field-offset.rs # expects /rustc/<hash> rather than /rustc/FAKE_PREFIX
rm -r tests/ui/process/println-with-broken-pipe.rs # same
# genuine bugs
# ============