79 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1  -fsyntax-only -fobjc-arc -fobjc-runtime-has-weak  -Wdirect-ivar-access -verify -Wno-objc-root-class %s
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| // rdar://6505197
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| 
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| __attribute__((objc_root_class)) @interface MyObject {
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| @public
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|     id _myMaster;
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|     id _isTickledPink; // expected-error {{existing instance variable '_isTickledPink' for property 'isTickledPink'}}
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|     int _myIntProp;
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| }
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| @property(retain) id myMaster;
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| @property(assign) id isTickledPink; // expected-note {{property declared here}}
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| @property int myIntProp;
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| @end
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| 
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| @implementation MyObject
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| 
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| @synthesize myMaster = _myMaster;
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| @synthesize isTickledPink = _isTickledPink; // expected-note {{property synthesized here}}
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| @synthesize myIntProp = _myIntProp;
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| 
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| - (void) doSomething {
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|     _myMaster = _isTickledPink; // expected-warning {{instance variable '_myMaster' is being directly accessed}} \
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|     // expected-warning {{instance variable '_isTickledPink' is being directly accessed}}
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| }
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| 
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| - (id) init {
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|     _myMaster=0;
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|     return _myMaster;
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| }
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| - (void) dealloc { _myMaster = 0; }
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| @end
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| 
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| MyObject * foo ()
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| {
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| 	MyObject* p=0;
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|         p.isTickledPink = p.myMaster;	// ok
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| 	p->_isTickledPink = (*p)._myMaster; // expected-warning {{instance variable '_isTickledPink' is being directly accessed}} \
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|         // expected-warning {{instance variable '_myMaster' is being directly accessed}}
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|         if (p->_myIntProp) // expected-warning {{instance variable '_myIntProp' is being directly accessed}}
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|           p->_myIntProp = 0; // expected-warning {{instance variable '_myIntProp' is being directly accessed}}
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| 	return p->_isTickledPink; // expected-warning {{instance variable '_isTickledPink' is being directly accessed}}
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| }
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| 
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| @interface ITest32 {
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| @public
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|  id ivar;
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| }
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| @end
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| 
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| id Test32(__weak ITest32 *x) {
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|   __weak ITest32 *y;
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|   x->ivar = 0; // expected-error {{dereferencing a __weak pointer is not allowed}}
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|   return y ? y->ivar     // expected-error {{dereferencing a __weak pointer is not allowed}}
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|            : (*x).ivar;  // expected-error {{dereferencing a __weak pointer is not allowed}}
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| }
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| 
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| // rdar://13142820
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| @protocol PROTOCOL
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| @property (copy, nonatomic) id property_in_protocol;
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| @end
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| 
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| __attribute__((objc_root_class)) @interface INTF <PROTOCOL>
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| @property (copy, nonatomic) id foo;
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| - (id) foo;
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| @end
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| 
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| @interface INTF()
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| @property (copy, nonatomic) id foo1;
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| - (id) foo1;
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| @end
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| 
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| @implementation INTF
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| - (id) foo { return _foo; }
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| - (id) property_in_protocol { return _property_in_protocol; } // expected-warning {{instance variable '_property_in_protocol' is being directly accessed}}
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| - (id) foo1 { return _foo1; }
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| @synthesize property_in_protocol = _property_in_protocol;
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| @end
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| 
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