YouCompleteMe/cpp/llvm/tools/clang/test/SemaObjC/arc-retain-block-property.m
Strahinja Val Markovic 1f51a89d39 Adding more llvm/clang files
These were ignored by git accidentally. We want ALL OF THEM since they all came
in the llvm/clang source distribution.
2012-07-05 17:55:45 -07:00

31 lines
1.1 KiB
Objective-C

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