https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71114
--- Comment #14 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- > Looks I found the problem. validize_mem generates new instructions which > are placed wrongly. This patch should help. Unfortunately I can't test > it properly on Darwin. Thanks for the feedback. I just started a clean regstrap, allow for ~6h+.