1 files changed, 9 insertions, 0 deletions
diff --git a/library/compiler-builtins/libm-test/build.rs b/library/compiler-builtins/libm-test/build.rs
new file mode 100644
index 00000000000..510ba842f10
--- /dev/null
+++ b/library/compiler-builtins/libm-test/build.rs
@@ -0,0 +1,9 @@
+#[path = "../libm/configure.rs"]
+mod configure;
+use configure::Config;
+
+fn main() {
+    println!("cargo:rerun-if-changed=../libm/configure.rs");
+    let cfg = Config::from_env();
+    configure::emit_test_config(&cfg);
+}