implement a fixme: __extension__ marker on decls in compound stmts.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@41473 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Parser/extension.c b/test/Parser/extension.c
index 77a2f17..9bd18de 100644
--- a/test/Parser/extension.c
+++ b/test/Parser/extension.c
@@ -7,3 +7,11 @@
     long long int quot; 
     long long int rem; 
 }lldiv_t; 
+
+
+// Compound expr __extension__ marker.
+void bar() {
+  __extension__ int i;
+  int j;
+}
+