https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83306
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |redi at gcc dot gnu.org Target Milestone|--- |9.0 --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- I think I should also avoid storing the extra std::string and just do the concatenation before passing the string to the system_error base class.