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bootstrap: introduce rust-lld env var for rustc

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This is used to notify we want to use rust-lld as the default linker in
a target.
This commit is contained in:
Rémy Rakic 2023-09-27 20:21:14 +00:00
parent 4a78c00e22
commit 28ce76eba4
1 changed files with 5 additions and 0 deletions
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5
src/bootstrap/src/core/build_steps/compile.rs
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@ -1136,6 +1136,11 @@ pub fn rustc_cargo_env(
cargo.env("CFG_DEFAULT_LINKER", s); cargo.env("CFG_DEFAULT_LINKER", s);
} }
// Enable rustc's env var for `rust-lld` when requested.
if builder.config.lld_enabled {
cargo.env("CFG_USE_SELF_CONTAINED_LINKER", "1");
}
if builder.config.rust_verify_llvm_ir { if builder.config.rust_verify_llvm_ir {
cargo.env("RUSTC_VERIFY_LLVM_IR", "1"); cargo.env("RUSTC_VERIFY_LLVM_IR", "1");
} }