[Nix-dev] ghc-7.6.3 vs haskellPlatform collision

[Peter Simons]

Hi Sergey,

 > ghcWithPackagesOld works great.

if you have the chance, could you please do me a favor and test whether
ghcWithPackagesOld still works for you after applying this patch?

  https://github.com/NixOS/nixpkgs/pull/1188.patch

Best regards,
Peter