Fix a nasty C99 scope issue that Neil pointed out (for ifs)
This fixes test/Parser/control-scope.c


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@41263 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Parser/control-scope.c b/test/Parser/control-scope.c
new file mode 100644
index 0000000..62f79db
--- /dev/null
+++ b/test/Parser/control-scope.c
@@ -0,0 +1,8 @@
+// RUN: not clang %s -std=c90
+// RUN: clang %s -std=c99
+
+int f (int z) { 
+  if (z + sizeof (enum {a})) 
+    return 1 + sizeof (enum {a}); 
+  return 0; 
+}