https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70198
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #2) > Can you add -ffloat-store as a gcc option and try again? If that works then it is a dup of bug 323. >It's clear what is going on is not a precision problem No it is not clear yet.