https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78084
--- Comment #5 from Bill Schmidt <wschmidt at gcc dot gnu.org> --- For the record, this was fixed a couple of months ago under https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72863. I'll give Canonical a heads-up to be sure they pick up the patch.