This message somehow did not make it to the list, so I am sending it again:
Mateusz Kowalczyk writes: > [...] > haskellPackages_ghc783.ghcWithPackages should work just fine, I just > tried it myself. Considering haskellPackages.ghcWithPackages gives you > 7.6.3, it simply makes me think that you have an old set of packages. On > nixos-unstable/nixpkgs-unstable, that would default to 7.8.3 and > haskellPackages_ghc783.ghcWithPackages would work fine. That's what I > use in my configuration.nix myself: I'm using nixos-unstable channel. That fixed it, thank you. Now I am wondering what the wisest choice of channel(s) is. I imagine the latest stable nixos for most things, but nixos-unstable for more experimental things (e.g. yi). Perhaps nixos-unstable for most Haskell packages ? What determines the choice between the nixos channel and the nixpkgs channel ? Tim --- GPG public key available at: http://phasechangeit.com/~trb/gpg-key or http://subkeys.pgp.net:11371 _______________________________________________ nix-dev mailing list nix-dev@lists.science.uu.nl http://lists.science.uu.nl/mailman/listinfo/nix-dev