| 1 | // |
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| 2 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 3 | // See https://llvm.org/LICENSE.txt for license information. |
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| 4 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 5 | |
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| 6 | /* |
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| 7 | * copynull.c |
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| 8 | * testObjects |
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| 9 | * |
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| 10 | * Created by Blaine Garst on 10/15/08. |
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| 11 | * |
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| 12 | */ |
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| 13 | |
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| 14 | #import <stdio.h> |
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| 15 | #import <Block.h> |
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| 16 | #import <Block_private.h> |
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| 17 | |
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| 18 | // CONFIG rdar://6295848 |
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| 19 | |
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| 20 | int main(int argc, char *argv[]) { |
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| 21 | |
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| 22 | void (^block)(void) = (void (^)(void))0; |
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| 23 | void (^blockcopy)(void) = Block_copy(block); |
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| 24 | |
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| 25 | if (blockcopy != (void (^)(void))0) { |
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| 26 | printf(format: "whoops, somehow we copied NULL!\n" ); |
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| 27 | return 1; |
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| 28 | } |
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| 29 | // make sure we can also |
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| 30 | Block_release(blockcopy); |
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| 31 | // and more secretly |
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| 32 | //_Block_destroy(blockcopy); |
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| 33 | |
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| 34 | printf(format: "%s: success\n" , argv[0]); |
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| 35 | return 0; |
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| 36 | } |
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| 37 | |
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