1 files changed, 38 insertions, 2 deletions
diff --git a/test/SemaObjC/default-synthesize.m b/test/SemaObjC/default-synthesize.m
index 9356b9f5b3a3..3f0ae0261daf 100644
--- a/test/SemaObjC/default-synthesize.m
+++ b/test/SemaObjC/default-synthesize.m
@@ -97,10 +97,10 @@
 }
 @end
 
-@interface SubClass : TopClass <TopProtocol> 
+@interface SubClass : TopClass <TopProtocol>
 @end
 
-@implementation SubClass @end 
+@implementation SubClass @end
 
 // rdar://7920807
 @interface C @end
@@ -138,3 +138,39 @@
  
 @implementation MyClass // expected-warning {{auto property synthesis will not synthesize property 'requiredString' declared in protocol 'MyProtocol'}}
 @end
+
+// rdar://18152478
+@protocol NSObject @end
+@protocol TMSourceManagerDelegate<NSObject>
+@end
+
+@protocol TMSourceManager <NSObject>
+@property (nonatomic, assign) id <TMSourceManagerDelegate> delegate;
+@end
+
+@interface TMSourceManager
+@property (nonatomic, assign) id <TMSourceManagerDelegate> delegate;
+@end
+
+@protocol TMTimeZoneManager <TMSourceManager>
+@end
+
+@interface TimeZoneManager : TMSourceManager <TMTimeZoneManager>
+@end
+
+@implementation TimeZoneManager
+@end
+
+// rdar://18179833
+@protocol BaseProt
+@property (assign) id prot;
+@end
+
+@interface Base<BaseProt>
+@end
+
+@interface I : Base<BaseProt>
+@end
+
+@implementation I
+@end