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// RUN: %clang_tsan %s -o %t -framework Foundation
// RUN: %run %t 2>&1 | FileCheck %s
#import <Foundation/Foundation.h>
long my_global;
long my_global2;
void callback(void *context) {
my_global2 = 42;
dispatch_async(dispatch_get_main_queue(), ^{
CFRunLoopStop(CFRunLoopGetMain());
});
}
int main(int argc, const char *argv[]) {
fprintf(stderr, "start\n");
my_global = 10;
dispatch_queue_t q = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(10 * NSEC_PER_MSEC)), q, ^{
my_global = 42;
dispatch_async(dispatch_get_main_queue(), ^{
CFRunLoopStop(CFRunLoopGetMain());
});
});
CFRunLoopRun();
my_global2 = 10;
dispatch_after_f(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(10 * NSEC_PER_MSEC)), q, NULL, &callback);
CFRunLoopRun();
fprintf(stderr, "done\n");
return 0;
}
// CHECK: start
// CHECK: done
// CHECK-NOT: WARNING: ThreadSanitizer
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