| // 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; |
| @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; |
| @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 |