47 lines
1.3 KiB
Objective-C
47 lines
1.3 KiB
Objective-C
// RUN: %clang_cc1 %s -fsyntax-only -verify
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// RUN: %clang_cc1 -x objective-c++ %s -fsyntax-only -verify
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// rdar://6497242 Inherited overridden protocol declared objects don't work
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// rdar://9740328 Case for c++
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@protocol NSObject @end
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@interface NSObject @end
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@protocol FooDelegate<NSObject>
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@optional
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- (void)fooTask;
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@end
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@protocol BarDelegate<NSObject, FooDelegate>
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@optional
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- (void)barTask;
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@end
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@interface Foo : NSObject {
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id _delegate;
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}
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@property(nonatomic, assign) id<FooDelegate> delegate;
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@property(nonatomic, assign) id<BarDelegate> delegate2; // expected-note {{property declared here}}
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@end
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@interface Bar : Foo {
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}
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@property(nonatomic, assign) id<BarDelegate> delegate;
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@property(nonatomic, assign) id<FooDelegate> delegate2; // expected-warning{{property type 'id<FooDelegate>' is incompatible with type 'id<BarDelegate>' inherited from 'Foo'}}
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@end
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@interface NSData @end
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@interface NSMutableData : NSData @end
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@interface Base : NSData
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@property(assign) id ref;
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@property(assign) Base *p_base;
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@property(assign) NSMutableData *p_data; // expected-note {{property declared here}}
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@end
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@interface Data : Base
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@property(assign) NSData *ref;
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@property(assign) Data *p_base;
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@property(assign) NSData *p_data; // expected-warning{{property type 'NSData *' is incompatible with type 'NSMutableData *' inherited from 'Base'}}
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@end
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