[Bug bootstrap/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 #20 from Alexander Egorenkov <egorenar at linux dot ibm.com> ---
(In reply to Andrew Pinski from comment #19)
> This is a config.sub issue where the vendor is always rest/set to ibm. Not
> directly a gcc issue.  Gcc does not maintain config.sub.

Ok, sorry, thank you :)