1//
2//                     The LLVM Compiler Infrastructure
3//
4// This file is distributed under the University of Illinois Open Source
5// License. See LICENSE.TXT for details.
6
7/*
8 *  copynull.c
9 *  testObjects
10 *
11 *  Created by Blaine Garst on 10/15/08.
12 *
13 */
14
15#import <stdio.h>
16#import <Block.h>
17#import <Block_private.h>
18
19// CONFIG rdar://6295848
20
21int main(int argc, char *argv[]) {
22
23    void (^block)(void) = (void (^)(void))0;
24    void (^blockcopy)(void) = Block_copy(block);
25
26    if (blockcopy != (void (^)(void))0) {
27        printf("whoops, somehow we copied NULL!\n");
28        return 1;
29    }
30    // make sure we can also
31    Block_release(blockcopy);
32    // and more secretly
33    //_Block_destroy(blockcopy);
34
35    printf("%s: success\n", argv[0]);
36    return 0;
37}
38