https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95146
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #2) > Pre ANSI/ISO C (aka K&R C), preprocessor were true preprocessor and always > required # in the first column. > > I think meson should be fixed really to work rather than working around the > issue in gfortran. Actually it was already fixed: https://github.com/mesonbuild/meson/issues/7017
