src/librustc_driver/build.rs

   1 fn main() {
   2     println!("cargo:rerun-if-changed=build.rs");
   3     println!("cargo:rerun-if-env-changed=CFG_RELEASE");
   4     println!("cargo:rerun-if-env-changed=CFG_VERSION");
   5     println!("cargo:rerun-if-env-changed=CFG_VER_DATE");
   6     println!("cargo:rerun-if-env-changed=CFG_VER_HASH");
   7 }