1 // RUN: %clang_cc1 -fblocks -fsyntax-only -verify -Wno-objc-root-class %s 2 // expected-no-diagnostics 3 4 @interface NSObject 5 - (id)self; 6 - (id)copy; 7 @end 8 9 typedef struct _foo *__attribute__((NSObject)) Foo_ref; 10 11 @interface TestObject { 12 Foo_ref dict; 13 } 14 @property(retain) Foo_ref dict; 15 @end 16 17 @implementation TestObject 18 @synthesize dict; 19 @end 20 21 @interface NSDictionary 22 - (int)retainCount; 23 @end 24 25 int main(int argc, char *argv[]) { 26 NSDictionary *dictRef; 27 Foo_ref foo = (Foo_ref)dictRef; 28 29 // do Properties retain? 30 int before = [dictRef retainCount]; 31 int after = [dictRef retainCount]; 32 33 if ([foo retainCount] != [dictRef retainCount]) { 34 } 35 36 // do Blocks retain? 37 { 38 void (^block)(void) = ^{ 39 [foo self]; 40 }; 41 before = [foo retainCount]; 42 id save = [block copy]; 43 after = [foo retainCount]; 44 if (after <= before) { 45 ; 46 } 47 } 48 return 0; 49 } 50