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bootstrap: copy self-contained linking components to stage0-sysroot

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otherwise bootstrap will fail to link the stdlib on a target using the
self-contained linker: rust-lld will not be found since it's currently
not in the stage0-sysroot.
This commit is contained in:
Rémy Rakic 2023-09-25 19:27:48 +00:00
parent 56ada88e7e
commit 82d23a6275
1 changed files with 17 additions and 0 deletions
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17
src/bootstrap/compile.rs
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@ -158,6 +158,23 @@ impl Step for Std {
target_deps.extend(copy_third_party_objects(builder, &compiler, target));
target_deps.extend(copy_self_contained_objects(builder, &compiler, target));
// The LLD wrappers and `rust-lld` are self-contained linking components that can be
// necessary to link the stdlib on some targets. We'll also need to copy these binaries to
// the `stage0-sysroot` to ensure the linker is found when bootstrapping on such a target.
if compiler.stage == 0 && compiler.host == builder.config.build {
// We want to copy the host `bin` folder within the `rustlib` folder in the sysroot.
let src_sysroot_bin = builder
.rustc_snapshot_sysroot()
.join("lib")
.join("rustlib")
.join(&compiler.host.triple)
.join("bin");
let target_sysroot_bin =
builder.sysroot_libdir(compiler, target).parent().unwrap().join("bin");
t!(fs::create_dir_all(&target_sysroot_bin));
builder.cp_r(&src_sysroot_bin, &target_sysroot_bin);
}
let mut cargo = builder.cargo(compiler, Mode::Std, SourceType::InTree, target, "build");
std_cargo(builder, target, compiler.stage, &mut cargo);
for krate in &*self.crates {