forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			69 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			69 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_analyze_cc1 -w -fblocks -analyzer-checker=osx.ObjCProperty %s -verify
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| 
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| #include "Inputs/system-header-simulator-objc.h"
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| 
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| @interface I : NSObject {
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|   NSMutableString *_mutableExplicitStr;
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|   NSMutableString *_trulyMutableStr;
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|   NSMutableString *_trulyMutableExplicitStr;
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| }
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| @property(copy) NSString *str; // no-warning
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| @property(copy) NSMutableString *mutableStr; // expected-warning{{Property of mutable type 'NSMutableString' has 'copy' attribute; an immutable object will be stored instead}}
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| @property(copy) NSMutableString *mutableExplicitStr; // expected-warning{{Property of mutable type 'NSMutableString' has 'copy' attribute; an immutable object will be stored instead}}
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| @property(copy, readonly) NSMutableString *mutableReadonlyStr; // no-warning
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| @property(copy, readonly) NSMutableString *mutableReadonlyStrOverriddenInChild; // no-warning
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| @property(copy, readonly) NSMutableString *mutableReadonlyStrOverriddenInCategory; // no-warning
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| @property(copy) NSMutableString *trulyMutableStr; // no-warning
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| @property(copy) NSMutableString *trulyMutableExplicitStr; // no-warning
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| @property(copy) NSMutableString *trulyMutableStrWithSynthesizedStorage; // no-warning
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| @end
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| 
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| @interface I () {}
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| @property(copy) NSMutableString *mutableStrInCategory; // expected-warning{{Property of mutable type 'NSMutableString' has 'copy' attribute; an immutable object will be stored instead}}
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| @property (copy, readwrite) NSMutableString *mutableReadonlyStrOverriddenInCategory; // expected-warning{{Property of mutable type 'NSMutableString' has 'copy' attribute; an immutable object will be stored instead}}
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| @end
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| 
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| @implementation I
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| @synthesize mutableExplicitStr = _mutableExplicitStr;
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| - (NSMutableString *)trulyMutableStr {
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|   return _trulyMutableStr;
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| }
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| - (void)setTrulyMutableStr: (NSMutableString *) S {
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|   _trulyMutableStr = [S mutableCopy];
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| }
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| @dynamic trulyMutableExplicitStr;
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| - (NSMutableString *)trulyMutableExplicitStr {
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|   return _trulyMutableExplicitStr;
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| }
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| - (void)setTrulyMutableExplicitStr: (NSMutableString *) S {
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|   _trulyMutableExplicitStr = [S mutableCopy];
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| }
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| @synthesize trulyMutableStrWithSynthesizedStorage;
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| - (NSMutableString *)trulyMutableStrWithSynthesizedStorage {
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|   return trulyMutableStrWithSynthesizedStorage;
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| }
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| - (void)setTrulyMutableStrWithSynthesizedStorage: (NSMutableString *) S {
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|   trulyMutableStrWithSynthesizedStorage = [S mutableCopy];
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| }
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| @end
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| 
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| @interface J : I {}
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| @property (copy, readwrite) NSMutableString *mutableReadonlyStrOverriddenInChild; // expected-warning{{Property of mutable type 'NSMutableString' has 'copy' attribute; an immutable object will be stored instead}}
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| @end
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| 
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| @implementation J
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| @end
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| 
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| // If we do not see the implementation then we do not want to warn,
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| // because we may miss a user-defined setter that works correctly.
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| @interface IWithoutImpl : NSObject {}
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| @property(copy) NSMutableString *mutableStr; // no-warning
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| @end
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| 
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| @protocol SomeProtocol
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| // Don't warn on protocol properties because it is possible to
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| // conform to them correctly; it is only synthesized setters that
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| // that are definitely incorrect.
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| @property (copy) NSMutableString *myProp; // no-crash // no-warning
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| @end
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