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Skip LLVM rebuild when skip-rebuild is true

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This commit is contained in:
Matthew Healy 2019-12-19 20:42:01 +01:00
parent 2297a8b199
commit e44fc4577f
1 changed files with 9 additions and 0 deletions
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9
src/bootstrap/native.rs
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@ -70,6 +70,15 @@ impl Step for Llvm {
let done_stamp = out_dir.join("llvm-finished-building"); let done_stamp = out_dir.join("llvm-finished-building");
if done_stamp.exists() { if done_stamp.exists() {
if builder.config.llvm_skip_rebuild {
builder.info(
"Warning: \
Using a potentially stale build of LLVM; \
This may not behave well.",
);
return build_llvm_config;
}
if let Some(llvm_commit) = llvm_info.sha() { if let Some(llvm_commit) = llvm_info.sha() {
let done_contents = t!(fs::read(&done_stamp)); let done_contents = t!(fs::read(&done_stamp));