Changelog for gcc-x86_64-linux-gnu-8.1.1-3.fc28.x86_64.rpm :

* Thu Jul 12 2018 David Howells - 8.1.1-3- Change ARC to multilib (#1600183).- Fix arc700 cpu type (#1600183).
* Wed Jul 11 2018 David Howells - 8.1.1-3- Switch ARC to arc-linux-gnu and use hs38 not arc700 (#1600183).
* Tue Jul 10 2018 David Howells - 8.1.1-2- Sync with gcc-8.1.1-4.- Add support for the ARC arch (#1599744).
* Tue May 29 2018 David Howells - 8.1.1-1- Sync with gcc-8.1.1-1.
* Fri Mar 30 2018 David Howells - 8.0.1-0.1- Move to gcc-8 (#1580076).