> What about --disable-bootstrap? Does it just skip stage1 and stage2, > and stage3 is used to compile libgfortran, or is the host compiler > used to build libgfortran as well? If the former, yes I guess we can > remove #ifnderf __GNUC__ stuff?
Even with --disable-bootstrap, libgfortran is compiled with the freshly-built compiler, not the host compiler. FX