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

37 lines
816 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
/*
* copynull.c
* testObjects
*
* Created by Blaine Garst on 10/15/08.
*
*/
#import <stdio.h>
#import <Block.h>
#import <Block_private.h>
// CONFIG rdar://6295848
int main(int argc, char *argv[]) {
void (^block)(void) = (void (^)(void))0;
void (^blockcopy)(void) = Block_copy(block);
if (blockcopy != (void (^)(void))0) {
printf("whoops, somehow we copied NULL!\n");
return 1;
}
// make sure we can also
Block_release(blockcopy);
// and more secretly
//_Block_destroy(blockcopy);
printf("%s: success\n", argv[0]);
return 0;
}