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