id summary reporter owner description type status milestone component version severity resolution keywords cc 5248 std_file_iterator Copies String Argument Rob Stewart Joel de Guzman The Spirit.Classic std_file_iterator, which is still applicable with Spirit.Qi v2, copies the std::string constructor argument unnecessarily. The ctor parameter be std::string const &. Bugs closed To Be Determined spirit Boost 1.45.0 Optimization fixed