The GHC Team is pleased to announce a new patchlevel release of GHC, 7.8.4.

Thanks, I created a Fedora Copr repo with 7.8.4:

http://copr.fedoraproject.org/coprs/petersen/ghc-7.8.4/

it has builds for current Fedora releases and EPEL 7.

Cheers, Jens