id summary reporter owner description type status milestone component version severity resolution keywords cc 2637 Request for shared_mutex duration timed_lock and timed_lock_shared mur@… viboes "The following should be added {{{ template bool shared_mutex::timed_lock_shared(TimeDuration const & relative_time); template bool shared_mutex::timed_lock(TimeDuration const & relative_time); }}} " Feature Requests closed Boost 1.50.0 thread Boost 1.37.0 Optimization fixed shared mutex duration