https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68029
--- Comment #7 from Jiří Engelthaler <EngyCZ at gmail dot com> --- Created attachment 36638 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36638&action=edit diag_color.patch fdiagnostics_color_idx can by on first place so comparing as > 1 will miss it. There should be >= 1