diff --git a/clang/test/CodeGen/vector.c b/clang/test/CodeGen/vector.c
index a5c4c99e0ef6..2e753b42c4d7 100644
--- a/clang/test/CodeGen/vector.c
+++ b/clang/test/CodeGen/vector.c
@@ -9,5 +9,5 @@ void f()
 __v4hi x = {1,2,3};
 __v4hi y = {1,2,3,4};
 
-typedef int x __attribute((vector_size(16)));
-int a() { x b; return b[2LL]; }
+typedef int vty __attribute((vector_size(16)));
+int a() { vty b; return b[2LL]; }