llvm-project/compiler-rt/test/BlocksRuntime/byrefcopy.c

41 lines
988 B
C

//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// byrefcopy.m
// testObjects
//
// Created by Blaine Garst on 5/13/08.
//
#include <stdio.h>
#include <Block.h>
#include <Block_private.h>
// CONFIG
void callVoidVoid(void (^closure)(void)) {
closure();
}
int main(int argc, char *argv[]) {
int __block i = 10;
void (^block)(void) = ^{ ++i; };
//printf("original (old style) is %s\n", _Block_dump_old(block));
//printf("original (new style) is %s\n", _Block_dump(block));
void (^blockcopy)(void) = Block_copy(block);
//printf("copy is %s\n", _Block_dump(blockcopy));
// use a copy & see that it updates i
callVoidVoid(block);
if (i != 11) {
printf("*** %s didn't update i\n", argv[0]);
return 1;
}
printf("%s: success\n", argv[0]);
return 0;
}