forked from OSchip/llvm-project
31 lines
1.1 KiB
Objective-C
31 lines
1.1 KiB
Objective-C
// RUN: %clang_cc1 -fsyntax-only -fblocks -fobjc-arc -verify -Wno-objc-root-class %s
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// rdar://9829425
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extern void doSomething();
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@interface Test
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{
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@public
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void (^aBlock)(void);
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}
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@property (retain) void (^aBlock)(void); // expected-warning {{retain'ed block property does not copy the block - use copy attribute instead}}
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@property (weak, retain) void (^aBlockW)(void); // expected-error {{property attributes 'retain' and 'weak' are mutually exclusive}}
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@property (strong, retain) void (^aBlockS)(void); // OK
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@property (readonly, retain) void (^aBlockR)(void); // OK
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@property (copy, retain) void (^aBlockC)(void); // expected-error {{property attributes 'copy' and 'retain' are mutually exclusive}}
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@property (assign, retain) void (^aBlockA)(void); // expected-error {{property attributes 'assign' and 'retain' are mutually exclusive}}
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@end
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@implementation Test
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@synthesize aBlock;
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@dynamic aBlockW, aBlockS, aBlockR, aBlockC, aBlockA;
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@end
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int main() {
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Test *t;
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t.aBlock = ^{ doSomething(); };
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t.aBlockW = ^{ doSomething(); };
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t.aBlockS = ^{ doSomething(); };
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}
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