[Bug libgcc/95712] configure-target-libgcc fails on s390x target because xgcc is not being built

[egorenar at linux dot ibm.com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95712

--- Comment #2 from Alexander Egorenkov <egorenar at linux dot ibm.com> ---
Created attachment 48746
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48746&action=edit
config.log for configure-target-libgcc gcc 9.3.0

Sorry attached gcc 8.4.0 log previosuly, but the same issue for gcc 9.3.0