File: byrefcopyinner.c

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (32 lines) | stat: -rw-r--r-- 741 bytes parent folder | download | duplicates (13)
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
32
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.

#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;
}