Improve test case a wee bit


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72014 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenObjC/non-lazy-classes.m b/test/CodeGenObjC/non-lazy-classes.m
index 1734f5a..079cc40 100644
--- a/test/CodeGenObjC/non-lazy-classes.m
+++ b/test/CodeGenObjC/non-lazy-classes.m
@@ -28,3 +28,6 @@
 }
 @end
 
+@interface C : A @end
+@implementation C
+@end