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| author | Kosyrev Serge <serge.kosyrev@iohk.io> | 2018-02-27 03:19:52 +0300 |
|---|---|---|
| committer | Kosyrev Serge <serge.kosyrev@iohk.io> | 2018-02-27 15:11:13 +0300 |
| commit | fe5183105afb1a6c46aa5dcf3b6e292b5ffb3e7c (patch) | |
| tree | 761ebdb0bbe47d5c92d0691e90340daef0f876de /pkgs | |
| parent | d4d1e54c49d2e9a01135091409a80f92f2d4ac28 (diff) | |
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ghc84 | cabal2nix: ghc84 needs its own very fixed hpack
Diffstat (limited to 'pkgs')
| -rw-r--r-- | pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix index 6161abdc9931..0bf9cda5516c 100644 --- a/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix +++ b/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix @@ -575,6 +575,13 @@ self: super: { jailbreak = true; }); + cabal2nix = super.cabal2nix.override { + ## • No instance for (Semigroup (List a)) + ## arising from the 'deriving' clause of a data type declaration + ## Possible fix: + hpack = self.hpack; + }; + cabal-doctest = overrideCabal super.cabal-doctest (drv: { ## Setup: Encountered missing dependencies: ## Cabal >=1.10 && <2.1, base >=4.3 && <4.11 |