// 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