Fix implementation of _mm_pause.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61441 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Headers/emmintrin.h b/lib/Headers/emmintrin.h
index 1232cab89ff71b40a6a5fb4aedb13bf6dc5a654f..238806522e8122898c84b9eb41ae245d30129f4f 100644 (file)
--- a/lib/Headers/emmintrin.h
+++ b/lib/Headers/emmintrin.h
@@ -1106,7 +1106,7 @@ static inline __m128d __attribute__((__always_inline__)) _mm_castsi128_pd(__m128
 
 static inline void __attribute__((__always_inline__)) _mm_pause(void)
 {
-  asm("pause");
+  __asm__ volatile ("pause");
 }
 
 #define _MM_SHUFFLE(x, y) (((x) << 1) | (y))