llvm-project

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// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsyntax-only -fobjc-arc -x objective-c %s.result
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// RUN: arcmt-test --args -triple x86_64-apple-darwin10 -fsyntax-only -x objective-c %s > %t
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// RUN: diff %t %s.result
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@interface Foo 
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@property (retain) id x;
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@property (retain) id y;
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@property (retain) id w;
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@property (retain) id z;
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@property (strong) id q;
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@end
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@implementation Foo 
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@synthesize x;
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@synthesize y;
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@synthesize w;
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@synthesize q;
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@dynamic z;
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- (void) dealloc {
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  self.x = self.y = self.w = 0;
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  self.x = 0, w = 0, y = 0;
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  [self setY:0];
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  w = 0;
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  q = 0;
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  self.z = 0;
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}
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@end
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@interface Bar
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@property (retain) Foo *a;
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- (void) setA:(Foo*) val;
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- (id) a;
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@end
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@implementation Bar
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- (void) dealloc {
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  [self setA:0];  // This is user-defined setter overriding synthesize, don't touch it.
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  self.a.x = 0;  // every dealloc must zero out its own ivar. This patter is not recognized.
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}
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@synthesize a;
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- (void) setA:(Foo*) val { }
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- (id) a {return 0;}
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@end
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