llvm-project/clang/test/ARCMT/remove-dealloc-zerouts.m

45 lines
972 B
Objective-C

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