Added missing "RUN:" to comment for test case file. This fixed a bug where the test
case testing the frontend's support of statement expressions was not being
executed.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@44409 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/stmt_exprs.c b/test/Sema/stmt_exprs.c
index 34186a8..8165cf0 100644
--- a/test/Sema/stmt_exprs.c
+++ b/test/Sema/stmt_exprs.c
@@ -1,4 +1,4 @@
-// clang %s -fsyntax-only
+// RUN: clang %s -fsyntax-only
 
 typedef unsigned __uint32_t;