https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67728
--- Comment #19 from Marc Glisse <glisse at gcc dot gnu.org> --- (In reply to Marc Glisse from comment #18) > I think this issue was already described in another PR. Ah, that was PR 69134 for MPFR. https://gcc.gnu.org/ml/gcc-patches/2016-01/msg00127.html