X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc%2Fbuild.rs;h=39cf3e094c823078212ac4534f3a102a861c3803;hb=28cce683ad9baae9350605549c9b238f4e32c4c7;hp=24c06c0ddbf6cb48c692c2e3e90e18b63fdbc6bb;hpb=2807f28de550fb6074dc4fb2f3099865de01bc1e;p=rust.git

diff --git a/compiler/rustc/build.rs b/compiler/rustc/build.rs
index 24c06c0ddbf..39cf3e094c8 100644
--- 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");
     }
 }