https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111929
--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> --- My bet it was the c++ change https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=dad311874ac3b3cf4eca1c04f67cae80c953f7b8 or the one right after that one which caused it. Since it looks like template related