https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93267
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|--- |10.0 --- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> --- The problem is that std::weakly_incrementable only allows signed integers, not integer-like types. I have a fix.