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Allow static linking LLVM with ThinLTO #89865

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Merged
merged 1 commit into from
Oct 14, 2021
Merged

Allow static linking LLVM with ThinLTO #89865

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13 changes: 4 additions & 9 deletions src/bootstrap/config.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -824,15 +824,10 @@ impl Config {
};
}

if config.llvm_thin_lto {
// If we're building with ThinLTO on, we want to link to LLVM
// shared, to avoid re-doing ThinLTO (which happens in the link
// step) with each stage.
assert_ne!(
llvm.link_shared,
Some(false),
"setting link-shared=false is incompatible with thin-lto=true"
);
if config.llvm_thin_lto && llvm.link_shared.is_none() {
// If we're building with ThinLTO on, by default we want to link
// to LLVM shared, to avoid re-doing ThinLTO (which happens in
// the link step) with each stage.
config.llvm_link_shared = true;
}
}
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