ghc: panic! while compiling
While building one of my projects, GHC crashes with the following message:
ghc: panic! (the 'impossible' happened) (GHC version 8.0.1 for x86_64-unknown-linux): find_tycon Block  Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
The project I'm trying to build can be found at https://github.com/nek0/eidolon.
The file it crashes at is called