| 1 | // RUN: %clang_cc1 -fsyntax-only -fblocks -verify %s |
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| 2 | // RUN: %clang_cc1 -fsyntax-only -fobjc-arc -fblocks -verify %s |
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| 3 | |
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| 4 | // rdar://20130079 |
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| 5 | |
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| 6 | #if __has_feature(objc_arc) |
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| 7 | __attribute__((ns_returns_retained)) id (^invalidBlockRedecl)(); // expected-note {{previous definition is here}} |
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| 8 | id (^invalidBlockRedecl)(); //expected-error {{redefinition of 'invalidBlockRedecl' with a different type: 'id (^__strong)()' vs 'id ((^__strong))() __attribute__((ns_returns_retained))'}} |
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| 9 | #else |
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| 10 | __attribute__((ns_returns_retained)) id (^invalidBlockRedecl)(); |
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| 11 | id (^invalidBlockRedecl)(); |
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| 12 | #endif |
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| 13 | |
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| 14 | typedef __attribute__((ns_returns_retained)) id (^blockType)(); |
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| 15 | |
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| 16 | typedef __attribute__((ns_returns_retained)) int (^invalidBlockType)(); // expected-warning {{'ns_returns_retained' attribute only applies to functions that return an Objective-C object}} |
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| 17 | |
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| 18 | __attribute__((ns_returns_retained)) int functionDecl(); // expected-warning {{'ns_returns_retained' attribute only applies to functions that return an Objective-C object}} |
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| 19 | |
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