https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111965
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #4) > https://gcc.gnu.org/pipermail/gcc-patches/2011-October/325728.html > > I don't know if there should be a -fno-debug-cpp option. Maybe we should > just reject that ... Well, option compositing hygiene tells us to just allow it. Patch looks obvious btw.