From 589a3fc0242bc07219bb637aea8e375d2fa3cb8f Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Wed, 18 Sep 2013 13:38:25 +0200
Subject: [PATCH] haskell-monoid-extras: jailbreak to fix build with recent
 semigroups library

---
 pkgs/development/libraries/haskell/monoid-extras/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/libraries/haskell/monoid-extras/default.nix b/pkgs/development/libraries/haskell/monoid-extras/default.nix
index a9a2b07e81b..5378c468808 100644
--- a/pkgs/development/libraries/haskell/monoid-extras/default.nix
+++ b/pkgs/development/libraries/haskell/monoid-extras/default.nix
@@ -5,6 +5,7 @@ cabal.mkDerivation (self: {
   version = "0.3.2.0";
   sha256 = "0yhb55v0a2221xbpbm8jiqzqvps0lab5n8iakpq69ndr2l0d2r3x";
   buildDepends = [ groupoids groups semigroupoids semigroups ];
+  jailbreak = true;
   meta = {
     description = "Various extra monoid-related definitions and utilities";
     license = self.stdenv.lib.licenses.bsd3;