https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106574
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> --- (In reply to Michael Hudson-Doyle from comment #3) > Certainly this could be "handled" by bumping the tolerance I guess. Not sure > how to tell if that is appropriate though... You have to look what GCC actually does, like if it is constant folding as suggested or sth else.