compiler-rt/test/BlocksRuntime/goto.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  *  goto.c
   8  *  testObjects
   9  *
  10  *  Created by Blaine Garst on 10/17/08.
  11  *
  12  */
  13
  14 // CONFIG rdar://6289031
  15
  16 #include <stdio.h>
  17
  18 int main(int argc, char *argv[])
  19 {
  20         __block int val = 0;
  21
  22         ^{ val = 1; }();
  23
  24         if (val == 0) {
  25                 goto out_bad; // error: local byref variable val is in the scope of this goto
  26         }
  27
  28         printf("%s: Success!\n", argv[0]);
  29         return 0;
  30 out_bad:
  31         printf("%s: val not updated!\n", argv[0]);
  32         return 1;
  33 }