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// 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.
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