id summary reporter owner description type status milestone component version severity resolution keywords cc 12245 intrusive::bstree uses a shared static size_traits for constant_time_size Jason Dillaman Ion Gaztañaga "This causes helgrind warnings about data races to size_holder::decrement when multiple instances of the same set instantiation is used. See https://github.com/boostorg/intrusive/blob/4cf38987a88e1bb1157f1b8957bc0fc167b576e4/include/boost/intrusive/bstree.hpp#L563 " Bugs closed To Be Determined intrusive Boost 1.61.0 Problem fixed