https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108039
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- I did something similar years ago: https://gcc.gnu.org/pipermail/gcc-patches/2010-October/297761.html https://gcc.gnu.org/pipermail/gcc-patches/2010-October/297762.html