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72 lines
2.2 KiB
72 lines
2.2 KiB
// RUN: %clang_cc1 -analyze -analyzer-checker=alpha.osx.cocoa.DirectIvarAssignment -verify -fblocks %s
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typedef signed char BOOL;
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@protocol NSObject - (BOOL)isEqual:(id)object; @end
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@interface NSObject <NSObject> {}
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+(id)alloc;
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-(id)init;
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-(id)autorelease;
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-(id)copy;
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-(id)retain;
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@end
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@interface MyClass;
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@end
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@interface TestProperty :NSObject {
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MyClass *_Z;
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id _nonSynth;
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}
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@property (assign, nonatomic) MyClass* A; // explicitely synthesized, not implemented, non-default ivar name
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@property (assign) MyClass* X; // automatically synthesized, not implemented
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@property (assign, nonatomic) MyClass* Y; // automatically synthesized, implemented
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@property (assign, nonatomic) MyClass* Z; // non-synthesized ivar, implemented setter
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@property (readonly) id nonSynth; // non-synthesized, explicitly implemented to return ivar with expected name
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- (id) initWithPtr:(MyClass*) value;
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- (id) myInitWithPtr:(MyClass*) value;
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- (void) someMethod: (MyClass*)In;
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@end
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@implementation TestProperty
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@synthesize A = __A;
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- (id) initWithPtr: (MyClass*) value {
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_Y = value; // no-warning
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return self;
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}
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- (id) copyWithPtrY: (TestProperty*) value {
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TestProperty *another = [[TestProperty alloc] init];
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another->_Y = value->_Y; // no-warning
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return another;
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}
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- (id) myInitWithPtr: (MyClass*) value {
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_Y = value; // no-warning
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return self;
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}
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- (void) setY:(MyClass*) NewValue {
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_Y = NewValue; // no-warning
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}
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- (void) setZ:(MyClass*) NewValue {
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_Z = NewValue; // no-warning
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}
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- (id)nonSynth {
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return _nonSynth;
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}
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- (void) someMethod: (MyClass*)In {
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(__A) = In; // expected-warning {{Direct assignment to an instance variable backing a property; use the setter instead}}
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_X = In; // expected-warning {{Direct assignment to an instance variable backing a property; use the setter instead}}
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_Y = In; // expected-warning {{Direct assignment to an instance variable backing a property; use the setter instead}}
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_Z = In; // expected-warning {{Direct assignment to an instance variable backing a property; use the setter instead}}
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_nonSynth = 0; // expected-warning {{Direct assignment to an instance variable backing a property; use the setter instead}}
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}
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@end |