id summary reporter owner description type status milestone component version severity resolution keywords cc 2394 Incorrect ID set by weak_count constructor Jim Barry Peter Dimov In shared_count.hpp, two of the three weak_count constructors set the id_ member to shared_count_id instead of weak_count_id. I believe it should be weak_count_id in all three cases. Bugs closed Boost 1.39.0 smart_ptr Boost 1.36.0 Problem fixed