https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63534 --- Comment #30 from Iain Sandoe <iains at gcc dot gnu.org> --- FWIW, I built a stage #1 with fortran, objc and ada enabled. libgcc, libstdc++v3, libgomp, libobjc and libada build. libgfortran & libquadmath fail (errors as per Dominique's post).