49 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
	
	
			
		
		
	
	
			49 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
	
	
| // RUN: %clang_cc1  -Woverriding-method-mismatch -fsyntax-only -verify -Wno-objc-root-class %s
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| // rdar://9352731
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| 
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| @protocol Bar 
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| @required
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| - (bycopy id)bud; // expected-note {{previous declaration is here}}
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| - (unsigned char) baz; // expected-note {{previous declaration is here}}
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| - (char) ok;
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| - (void) also_ok;
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| @end
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| 
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| @protocol Bar1 
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| @required
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| - (unsigned char) baz; // expected-note {{previous declaration is here}}
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| - (unsigned char) also_ok; // expected-note {{previous declaration is here}}
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| - (void) ban : (int) arg, ...; // expected-note {{previous declaration is here}}
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| @end
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| 
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| @protocol Baz <Bar, Bar1>
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| - (void) bar : (unsigned char)arg; // expected-note {{previous declaration is here}}
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| - (void) ok;
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| - (char) bak; // expected-note {{previous declaration is here}}
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| @end
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| 
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| @interface Foo <Baz>
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| - (id)bud; // expected-warning {{conflicting distributed object modifiers on return type in declaration of 'bud'}}
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| - (void) baz; // expected-warning 2 {{conflicting return type in declaration of 'baz': 'unsigned char' vs 'void'}}
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| - (void) bar : (unsigned char*)arg; // expected-warning {{conflicting parameter types in declaration of 'bar:': 'unsigned char' vs 'unsigned char *'}}
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| - (void) ok;
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| - (void) also_ok; // expected-warning {{conflicting return type in declaration of 'also_ok': 'unsigned char' vs 'void'}}
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| - (void) still_ok;
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| - (void) ban : (int) arg; // expected-warning {{conflicting variadic declaration of method and its implementation}}
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| @end
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| 
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| @interface Foo()
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| - (void) bak;
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| @end
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| 
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| @implementation Foo
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| - (bycopy id)bud { return 0; }
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| - (void) baz {}
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| - (void) bar : (unsigned char*)arg {}
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| - (void) ok {}
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| - (void) also_ok {}
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| - (void) still_ok {}
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| - (void) ban : (int) arg {}
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| - (void) bak {} // expected-warning {{conflicting return type in declaration of 'bak': 'char' vs 'void'}}
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| @end
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