Change Details

https://en.cppreference.com/w/cpp/thread/condition_variable: `Even if the shared variable is atomic, it must be modified while owning the mutex to correctly publish the modification to the waiting thread.`

If the mutex is not locked the notification might be missed and the thread will not join. I never encountered that behavior. https://en.cppreference.com/w/cpp/thread/condition_variable: `Even if the shared variable is atomic, it must be modified while owning the mutex to correctly publish the modification to the waiting thread.`

If the mutex is not locked the notification might be missed and the thread will not join. I never encountered that behavior. https://en.cppreference.com/w/cpp/thread/condition_variable: `Even if the shared variable is atomic, it must be modified while owning the mutex to correctly publish the modification to the waiting thread.`