https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97142
--- Comment #14 from Segher Boessenkool <segher at gcc dot gnu.org> --- (In reply to Peter Bergner from comment #13) > (In reply to luoxhu from comment #12) > > Patch submitted: > > > > https://gcc.gnu.org/pipermail/gcc-patches/2021-April/568143.html > > Looks like Will reviewed this and changes were made back in mid July. > Segher or David, can we get a review of the last version of this patch? > Link to last ping above which includes link to original patch. Will's > review is here: > > https://gcc.gnu.org/pipermail/gcc-patches/2021-July/574863.html The last email in there promised a new patch: > Thanks, will add below check: [etc.] but a new patch never materialised?