| // Check that we don't crash when dispatch_main calls pthread_exit which |
| // quits the main thread. |
| |
| // RUN: %clang_tsan %s -o %t |
| // RUN: %run %t 2>&1 | FileCheck %s --implicit-check-not='ThreadSanitizer' |
| |
| #include <dispatch/dispatch.h> |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| int main() { |
| fprintf(stderr,"Hello world"); |
| |
| dispatch_queue_t q = dispatch_queue_create("my.queue", DISPATCH_QUEUE_SERIAL); |
| |
| dispatch_async(q, ^{ |
| fprintf(stderr,"1"); |
| }); |
| |
| dispatch_async(q, ^{ |
| fprintf(stderr,"2"); |
| }); |
| |
| dispatch_async(q, ^{ |
| fprintf(stderr,"3"); |
| |
| dispatch_async(dispatch_get_main_queue(), ^{ |
| fprintf(stderr,"Done."); |
| sleep(1); |
| exit(0); |
| }); |
| }); |
| |
| dispatch_main(); |
| } |
| |
| // CHECK: Hello world |
| // CHECK: 123 |
| // CHECK: Done. |