https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87117
--- Comment #15 from rguenther at suse dot de <rguenther at suse dot de> --- On Wed, 29 Aug 2018, dcb314 at hotmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87117 > > --- Comment #14 from David Binderman <dcb314 at hotmail dot com> --- > (In reply to Richard Biener from comment #10) > > Didn't check ubsan bootstrap. > > I did. It seems to work at the -O2 level. > > -O3 level hasn't worked for months, but that's an old problem. > ints and longs not wide enough types. > > Using a non-gcc compiler, for example clang, at the start > seems to break the ubsan bootstrap. > > Would it be worth me sending in another bug report or just posting > it here ? Please in another bug, not here.
