compiler-rt/test/BlocksRuntime/byrefcopystack.c

   1 //
   2 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   3 // See https://llvm.org/LICENSE.txt for license information.
   4 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   5
   6 //
   7 //  byrefcopystack.m
   8 //  testObjects
   9 //
  10 //  Created by Blaine Garst on 5/13/08.
  11 //
  12
  13
  14
  15 #include <stdio.h>
  16 #include <Block.h>
  17
  18 // CONFIG rdar://6255170
  19
  20 void (^bumpi)(void);
  21 int (^geti)(void);
  22
  23 void setClosures() {
  24     int __block i = 10;
  25     bumpi = Block_copy(^{ ++i; });
  26     geti = Block_copy(^{ return i; });
  27 }
  28
  29 int main(int argc, char *argv[]) {
  30     setClosures();
  31     bumpi();
  32     int i = geti();
  33
  34     if (i != 11) {
  35         printf("*** %s didn't update i\n", argv[0]);
  36         return 1;
  37     }
  38     printf("%s: success\n", argv[0]);
  39     return 0;
  40 }