[Bug target/108339] [10 only] riscv64-linux-gnu: fails to link libgcc_s.so on the GCC 10 branch

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108339

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
r12-5799-g45116f342057b7