1 //
2 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
3 // See https://llvm.org/LICENSE.txt for license information.
4 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
5 
6 //
7 //  byrefcopy.m
8 //  testObjects
9 //
10 //  Created by Blaine Garst on 5/13/08.
11 //
12 
13 #include <stdio.h>
14 #include <Block.h>
15 #include <Block_private.h>
16 
17 // CONFIG
18 
19 void callVoidVoid(void (^closure)(void)) {
20     closure();
21 }
22 
main(int argc,char * argv[])23 int main(int argc, char *argv[]) {
24     int __block i = 10;
25 
26     void (^block)(void) = ^{ ++i; };
27     //printf("original (old style) is  %s\n", _Block_dump_old(block));
28     //printf("original (new style) is %s\n", _Block_dump(block));
29     void (^blockcopy)(void) = Block_copy(block);
30     //printf("copy is %s\n", _Block_dump(blockcopy));
31     // use a copy & see that it updates i
32     callVoidVoid(block);
33 
34     if (i != 11) {
35         printf("*** %s didn't update i\n", argv[0]);
36         return 1;
37     }
38     printf("%s: success\n", argv[0]);
39     return 0;
40 }
41