fix broken testcase.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@148925 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/avx-builtins.c b/test/CodeGen/avx-builtins.c
index f031412..0d3a2c4 100644
--- a/test/CodeGen/avx-builtins.c
+++ b/test/CodeGen/avx-builtins.c
@@ -10,12 +10,12 @@
 //
 
 __m256 test__mm256_loadu_ps(void* p) {
-  // CHECK: load <8 x float>* %{.*}, align 1
+  // CHECK: load <8 x float>* %{{.*}}, align 1
   return _mm256_loadu_ps(p);
 }
 
 __m256d test__mm256_loadu_pd(void* p) {
-  // CHECK: load <4 x double>* %{.*}, align 1
+  // CHECK: load <4 x double>* %{{.*}}, align 1
   return _mm256_loadu_pd(p);
 }