[Bug libstdc++/91210] Segmentation fault in random.tcc when compiling GCC 9.1 on linux powerpc(ppc) 64

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91210

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
>const size_t __log2r = std::log(__r) / std::log(2.0L);

This usually means the GMP/MPFR you are using is buggy.