haskell-mtl-compat: fix build with ghc 7.6.x.

2015-03-30 04:03:55 +02:00 · 2015-03-30 04:03:55 +02:00 · c460fa95fb
commit c460fa95fb
parent f518b88371
1 changed files with 3 additions and 0 deletions
--- a/pkgs/development/haskell-modules/configuration-ghc-7.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-7.6.x.nix
@ -70,4 +70,7 @@ self: super: {
  contravariant = addBuildDepend super.contravariant self.tagged;
  reflection = dontHaddock (addBuildDepend super.reflection self.tagged);

+  # The compat library is empty in the presence of mtl 2.2.x.
+  mtl-compat = dontHaddock super.mtl-compat;
+
 }