Test PCH support for VLAs

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69758 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/PCH/stmts.h b/test/PCH/stmts.h
index 367a283..4267e2c 100644
--- a/test/PCH/stmts.h
+++ b/test/PCH/stmts.h
@@ -64,6 +64,9 @@
     break;
   }
 
+  // variable-length array
+  int array[x * 17 + 3];
+
   return x*2;
 }