New upstream version 1.64.0+dfsg1

[rustc.git] / compiler / rustc / build.rs

diff --git a/compiler/rustc/build.rs b/compiler/rustc/build.rs
index 24c06c0ddbf6cb48c692c2e3e90e18b63fdbc6bb..39cf3e094c823078212ac4534f3a102a861c3803 100644 (file)
--- a/compiler/rustc/build.rs
+++ b/compiler/rustc/build.rs
@@ -5,6 +5,9 @@ fn main() {
     let target_env = env::var("CARGO_CFG_TARGET_ENV");
     if Ok("windows") == target_os.as_deref() && Ok("msvc") == target_env.as_deref() {
         set_windows_exe_options();
+    } else {
+        // Avoid rerunning the build script every time.
+        println!("cargo:rerun-if-changed=build.rs");
     }
 }