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[])14int 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