https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95840
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- I think on trunk this has been fixed with g:b19d8aac15649f31a7588b2634411a1922906ea8 2020-06-03 Romain Naour <romain.na...@gmail.com> * Makefile.in (SELFTEST_DEPS): Move before including language makefile fragments.