https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71757
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |build --- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> --- LIBSTDCXX_RAW_CXX_CXXFLAGS="\ -I\$(top_builddir)/../libstdc++-v3/include \ -I\$(top_builddir)/../libstdc++-v3/include/\$(target_noncanonical) \ -I\$(top_srcdir)/../libstdc++-v3/libsupc++" LIBSTDCXX_RAW_CXX_LDFLAGS="\ \$(top_builddir)/../libstdc++-v3/src/libstdc++.la" That should be used.