https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123206
--- Comment #2 from Alex Coplan <acoplan at gcc dot gnu.org> --- Just FTR, these look to have been added by r15-6469-gea66f57c9603312a8e4117b719d55becbc28ec43. So we may want to consider a backport to 15. Not really a regression though as these were newly-added intrinsics.
