Rollup merge of #70762 - RalfJung:miri-leak-check, r=oli-obk

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

diff --git a/src/librustc_metadata/build.rs b/src/librustc_metadata/build.rs
index d230ba91039adc9581745ee39a492fa91e3b52b0..7d5c58ecea2a135c1c076d2d8f04bb562468670f 100644 (file)
--- a/src/librustc_metadata/build.rs
+++ b/src/librustc_metadata/build.rs
@@ -1,4 +1,5 @@
 fn main() {
     println!("cargo:rerun-if-changed=build.rs");
     println!("cargo:rerun-if-env-changed=CFG_VERSION");
+    println!("cargo:rerun-if-env-changed=CFG_VIRTUAL_RUST_SOURCE_BASE_DIR");
 }