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Add rerun-if-env-changed=RUST_CHECK to librustc_llvm

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varkor 2018-04-19 00:09:41 +01:00 • committed by GitHub
parent 84f52a7162
commit 86acb09273
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src/librustc_llvm/build.rs
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@ -30,6 +30,7 @@ fn detect_llvm_link() -> (&'static str, &'static str) {
fn main() { fn main() {
if env::var_os("RUST_CHECK").is_some() { if env::var_os("RUST_CHECK").is_some() {
// If we're just running `check`, there's no need for LLVM to be built. // If we're just running `check`, there's no need for LLVM to be built.
println!("cargo:rerun-if-env-changed=RUST_CHECK");
return; return;
} }