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 
main(int argc,const char * argv[])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 }
30