xref: /llvm-project/compiler-rt/test/BlocksRuntime/byrefcopy.c (revision 2946cd701067404b99c39fb29dc9c74bd7193eb3)
18c1441f8SAlexey Samsonov //
2*2946cd70SChandler Carruth // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
3*2946cd70SChandler Carruth // See https://llvm.org/LICENSE.txt for license information.
4*2946cd70SChandler Carruth // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
58c1441f8SAlexey Samsonov 
68c1441f8SAlexey Samsonov //
78c1441f8SAlexey Samsonov //  byrefcopy.m
88c1441f8SAlexey Samsonov //  testObjects
98c1441f8SAlexey Samsonov //
108c1441f8SAlexey Samsonov //  Created by Blaine Garst on 5/13/08.
118c1441f8SAlexey Samsonov //
128c1441f8SAlexey Samsonov 
138c1441f8SAlexey Samsonov #include <stdio.h>
148c1441f8SAlexey Samsonov #include <Block.h>
158c1441f8SAlexey Samsonov #include <Block_private.h>
168c1441f8SAlexey Samsonov 
178c1441f8SAlexey Samsonov // CONFIG
188c1441f8SAlexey Samsonov 
198c1441f8SAlexey Samsonov void callVoidVoid(void (^closure)(void)) {
208c1441f8SAlexey Samsonov     closure();
218c1441f8SAlexey Samsonov }
228c1441f8SAlexey Samsonov 
main(int argc,char * argv[])238c1441f8SAlexey Samsonov int main(int argc, char *argv[]) {
248c1441f8SAlexey Samsonov     int __block i = 10;
258c1441f8SAlexey Samsonov 
268c1441f8SAlexey Samsonov     void (^block)(void) = ^{ ++i; };
278c1441f8SAlexey Samsonov     //printf("original (old style) is  %s\n", _Block_dump_old(block));
288c1441f8SAlexey Samsonov     //printf("original (new style) is %s\n", _Block_dump(block));
298c1441f8SAlexey Samsonov     void (^blockcopy)(void) = Block_copy(block);
308c1441f8SAlexey Samsonov     //printf("copy is %s\n", _Block_dump(blockcopy));
318c1441f8SAlexey Samsonov     // use a copy & see that it updates i
328c1441f8SAlexey Samsonov     callVoidVoid(block);
338c1441f8SAlexey Samsonov 
348c1441f8SAlexey Samsonov     if (i != 11) {
358c1441f8SAlexey Samsonov         printf("*** %s didn't update i\n", argv[0]);
368c1441f8SAlexey Samsonov         return 1;
378c1441f8SAlexey Samsonov     }
388c1441f8SAlexey Samsonov     printf("%s: success\n", argv[0]);
398c1441f8SAlexey Samsonov     return 0;
408c1441f8SAlexey Samsonov }
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