id summary reporter owner description type status milestone component version severity resolution keywords cc 7668 thread_group::join_all() should check whether its threads are joinable boost.lists@… viboes If a thread in a thread_group is not joinable and BOOST_THREAD_THROW_IF_PRECONDITION_NOT_SATISFIED is defined, thread_group::join_all() throws invalid_argument. Since it's impossible to enumerate the threads in a thread_group, it should ensure on its own that every thread is joinable(). Bugs closed Boost 1.53.0 thread Boost 1.52.0 Problem fixed thread;thread_group