73 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			73 lines
		
	
	
		
			2.3 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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| 
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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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| 
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| @protocol NSObject @end
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| @interface NSObject @end
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| 
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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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| 
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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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| 
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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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| 
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| @interface NSData @end
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| 
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| @interface NSMutableData : NSData @end
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| 
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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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| 
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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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| 
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| // rdar://15967517
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| @protocol P1
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| @property (nonatomic) void* selected;
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| @end
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| 
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| @protocol P2
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| @property (nonatomic) void* selected; // expected-note {{property declared here}}
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| @end
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| 
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| @interface MKAnnotationView <P1>
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| @property (nonatomic) void* selected; // expected-note {{property declared here}}
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| @property (nonatomic) char selected2;
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| @end
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| 
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| @interface Parent : MKAnnotationView <P2>
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| @property (nonatomic) void* selected1; // expected-note {{property declared here}}
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| @property (nonatomic) char selected2;
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| @end
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| 
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| @interface Child : Parent
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| @property (nonatomic) char selected; // expected-warning {{property type 'char' is incompatible with type 'void *' inherited from 'MKAnnotationView'}} \
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| 				     // expected-warning {{property type 'char' is incompatible with type 'void *' inherited from 'P2'}}
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| @property (nonatomic) char selected1; // expected-warning {{property type 'char' is incompatible with type 'void *' inherited from 'Parent'}}
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| @property (nonatomic) char selected2;
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| @end
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