1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fblocks -fsyntax-only -fobjc-arc -x objective-c -fobjc-runtime-has-weak %s.result 2 // RUN: arcmt-test --args -triple x86_64-apple-macosx10.7 -fblocks -fsyntax-only %s > %t 3 // RUN: diff %t %s.result 4 5 #include "Common.h" 6 7 @interface Foo : NSObject 8 -(Foo *)something; 9 @end 10 11 void bar(void (^block)()); 12 13 void test1(Foo *p) { 14 __weak Foo *x = p; // __block used just to break cycle. 15 bar(^{ 16 [x something]; 17 }); 18 } 19 20 void test2(Foo *p) { 21 __block Foo *x; // __block used as output variable. 22 bar(^{ 23 x = [p something]; 24 }); 25 } 26 27 void test3(Foo *p) { 28 __block Foo *x; // __block used as output variable. 29 bar(^{ 30 [x something]; 31 }); 32 bar(^{ 33 x = 0; 34 }); 35 } 36 37 void test4(Foo *p) { 38 __weak Foo *x = p; // __block used just to break cycle. 39 bar(^{ 40 [x something]; 41 }); 42 bar(^{ 43 [x something]; 44 }); 45 } 46
