https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121403
--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- Please don't waste time on the double-double format on powerpc64le, that should not delay the work to incorporate Tejú Jaguá. If it works with -mabi=ieeelongdouble then that's good enough.