test/BlocksRuntime/rdar6405500.c

   1 //
   2 //                     The LLVM Compiler Infrastructure
   3 //
   4 // This file is distributed under the University of Illinois Open Source
   5 // License. See LICENSE.TXT for details.
   6
   7 // CONFIG rdar://6405500
   8
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #import <dispatch/dispatch.h>
  12 #import <objc/objc-auto.h>
  13
  14 int main (int argc, const char * argv[]) {
  15     __block void (^blockFu)(size_t t);
  16     blockFu = ^(size_t t){
  17         if (t == 20) {
  18             printf("%s: success\n", argv[0]);
  19             exit(0);
  20         } else
  21             dispatch_async(dispatch_get_main_queue(), ^{ blockFu(20); });
  22     };
  23
  24     dispatch_apply(10, dispatch_get_concurrent_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT), blockFu);
  25
  26     dispatch_main();
  27     printf("shouldn't get here\n");
  28     return 1;
  29 }