Fix rebase fallout.

[rust.git] / src / librustc_tsan / build.rs

diff --git a/src/librustc_tsan/build.rs b/src/librustc_tsan/build.rs
index 6df9691257455af13856c02d7103e9991ffc380d..f9333e15023277832c69de2aa524f2357734a39a 100644 (file)
--- a/src/librustc_tsan/build.rs
+++ b/src/librustc_tsan/build.rs
@@ -4,6 +4,7 @@
 use cmake::Config;
 
 fn main() {
+    println!("cargo:rerun-if-env-changed=RUSTC_BUILD_SANITIZERS");
     if env::var("RUSTC_BUILD_SANITIZERS") != Ok("1".to_string()) {
         return;
     }