1 files changed, 46 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/property-inherited.m b/clang/test/SemaObjC/property-inherited.m
new file mode 100644
index 0000000..f5f1b42
--- /dev/null
+++ b/clang/test/SemaObjC/property-inherited.m
@@ -0,0 +1,46 @@
+// RUN: %clang_cc1 %s -fsyntax-only -verify 
+// RUN: %clang_cc1 -x objective-c++ %s -fsyntax-only -verify 
+
+// rdar://6497242 Inherited overridden protocol declared objects don't work
+// rdar://9740328 Case for c++
+
+@protocol NSObject @end
+@interface NSObject @end
+
+@protocol FooDelegate<NSObject>
+@optional
+- (void)fooTask;
+@end
+
+@protocol BarDelegate<NSObject, FooDelegate>
+@optional
+- (void)barTask;
+@end
+
+@interface Foo : NSObject {
+  id _delegate;
+}
+@property(nonatomic, assign) id<FooDelegate> delegate;
+@property(nonatomic, assign) id<BarDelegate> delegate2; // expected-note {{property declared here}}
+@end
+@interface Bar : Foo {
+}
+@property(nonatomic, assign) id<BarDelegate> delegate;
+@property(nonatomic, assign) id<FooDelegate> delegate2; // expected-warning{{property type 'id<FooDelegate>' is incompatible with type 'id<BarDelegate>' inherited from 'Foo'}}
+@end
+
+@interface NSData @end
+
+@interface NSMutableData : NSData @end
+
+@interface Base : NSData 
+@property(assign) id ref;
+@property(assign) Base *p_base;
+@property(assign) NSMutableData *p_data;	 // expected-note {{property declared here}}
+@end
+
+@interface Data : Base 
+@property(assign) NSData *ref;	
+@property(assign) Data *p_base;	
+@property(assign) NSData *p_data;	// expected-warning{{property type 'NSData *' is incompatible with type 'NSMutableData *' inherited from 'Base'}}
+@end