https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63773
--- Comment #16 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> --- (In reply to Iain Sandoe from comment #15) > … the second issue - which is that we need a -B…. option for each library > path that will be used for spec-substitution (.a for .dylib) The necessary -B options are already in POSTSTAGE1_HOST_EXPORTS, through POSTSTAGE1_CXX_EXPORT. > I don't think we want to bootstrap libcc1 (that was what the patch was > removing). > > Probably the right example is gnattools - or something similar that only > builds @stage#3. I cannot find anything in the top-level Makefile that builds at stage3 and uses POSTSTAGE1_HOST_EXPORTS, i.e. properly builds with the final compiler. Even gnarls uses HOST_EXPORTS, so it would probably have similar problems. (Doesn't it? I don't know cause I never build ada.)
