https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66214
--- Comment #9 from Tobias Burnus <burnus at gcc dot gnu.org> --- Jason, any news on this: (In reply to Jan Hubicka from comment #8) > Jaon, the issue here is that TYPE_CANONICAL is incomplete type: [...] > Shouldn't the canonical type be always the complete variant of the type?