https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70704
--- Comment #16 from Jakub Jelinek <jakub at gcc dot gnu.org> --- So, what is the diff in between a working and non-working gengtype-lex.c ? I don't have access right now to the WS I've built the RC1 on (travelling), but guess it is 2.5.37.