1 files changed, 9 insertions, 0 deletions
diff --git a/test/CodeGen/builtin-clzero.c b/test/CodeGen/builtin-clzero.c
new file mode 100644
index 0000000000000..c9960ced12ecb
--- /dev/null
+++ b/test/CodeGen/builtin-clzero.c
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin -target-feature +clzero  -emit-llvm -o - -Wall -Werror | FileCheck %s
+#define __MM_MALLOC_H
+
+#include <x86intrin.h>
+void test_mm_clzero(void * __m) {
+  //CHECK-LABEL: @test_mm_clzero
+  //CHECK: @llvm.x86.clzero
+  _mm_clzero(__m);
+}