- for (size_t i = 1; i < size(); i++) // Main thread will go to sleep by itself
- threads[i]->do_sleep = true; // to avoid a race with start_searching()
+ // Main thread will go to sleep by itself to avoid a race with start_searching()
+ for (size_t i = 1; i < threads.size(); i++)
+ threads[i]->do_sleep = true;