File: byrefcopyinner.c

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (31 lines) | stat: -rw-r--r-- 769 bytes parent folder | download | duplicates (27) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
//
// 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

#include <Block.h>
#include <stdio.h>

// CONFIG rdar://6225809
// fixed in 5623

int main(int argc, char *argv[]) {
    __block int a = 42;
    int* ap = &a; // just to keep the address on the stack.

    void (^b)(void) = ^{
        //a;              // workaround, a should be implicitly imported
        Block_copy(^{
            a = 2;
        });
    };

    Block_copy(b);

    if(&a == ap) {
        printf("**** __block heap storage should have been created at this point\n");
        return 1;
    }
    printf("%s: Success\n", argv[0]);
    return 0;
}