Fix silly mistake in test.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67897 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/vector.c b/test/CodeGen/vector.c
index a5c4c99..2e753b4 100644
--- a/test/CodeGen/vector.c
+++ b/test/CodeGen/vector.c
@@ -9,5 +9,5 @@
 __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]; }