id summary reporter owner description type status milestone component version severity resolution keywords cc 12202 shared_lock should be in shared_mutex header Edward Diener viboes According to the C++14 standards the shared_lock class should be in the shared_mutex header. In Boost threads it is in the mutex header. It should be moved to the correct header to be compliant with C++14. Bugs closed Boost 1.62.0 thread Boost 1.61.0 Problem fixed shared_lock shared_mutex