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Rollup merge of #74478 - rust-lang:revert-74416-linker-locale-utf8, r=Mark-Simulacrum

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Revert "Use an UTF-8 locale for the linker."

Reverts rust-lang/rust#74416

This is suspected to have caused significant compile time regressions: https://perf.rust-lang.org/compare.html?start=39d5a61f2e4e237123837f5162cc275c2fd7e625&end=d3df8512d2c2afc6d2e7d8b5b951dd7f2ad77b02&stat=instructions:u
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Manish Goregaokar 2020-07-18 16:51:01 -07:00 • committed by GitHub
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4
src/librustc_codegen_ssa/back/linker.rs
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@ -28,9 +28,7 @@ use rustc_target::spec::{LinkOutputKind, LinkerFlavor, LldFlavor};
pub fn disable_localization(linker: &mut Command) {
// No harm in setting both env vars simultaneously.
// Unix-style linkers.
// We use an UTF-8 locale, as the generic C locale disables support for non-ASCII
// bytes in filenames on some platforms.
linker.env("LC_ALL", "en_US.UTF-8");
linker.env("LC_ALL", "C");
// MSVC's `link.exe`.
linker.env("VSLANG", "1033");
}