https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66809
--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Eric Botcazou from comment #4) > I personally build the GMP/MPFR/MPC libraries with --disable-shared. Or build them in-tree, which automatically builds them that way. That avoids the need to install them separately at all. https://gcc.gnu.org/wiki/InstallingGCC