https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102842
--- Comment #10 from Martin Liška <marxin at gcc dot gnu.org> --- > Hint: its not an option to upgrade to gcc-11.2.0, since the cross compile > bootstrap is fundamentally broken by missing fenv header in the gcc-11 > branch. Mixing up host and target compiler versions is nothing to desire, > its a place where there will be dragons. Oh, is it something we can help with? Is it a problem of the compiler?