https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119435
--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Note the change to disable the priorities support was done for PR 34587. Specifically see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=34587#c11 on the reason at the time.