From 70f6b1e50608964194849b8600355ec6af307d0f Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Sat, 22 Mar 2014 10:30:40 +0100
Subject: [PATCH] haskell-QuickCheck: jailbreak to that the test suite for
 2.7.1 accepts its own library

---
 pkgs/development/libraries/haskell/QuickCheck/2.7.1.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/haskell/QuickCheck/2.7.1.nix b/pkgs/development/libraries/haskell/QuickCheck/2.7.1.nix
index 6d449871e01..85829093c34 100644
--- a/pkgs/development/libraries/haskell/QuickCheck/2.7.1.nix
+++ b/pkgs/development/libraries/haskell/QuickCheck/2.7.1.nix
@@ -6,6 +6,9 @@ cabal.mkDerivation (self: {
   sha256 = "1hk19q7lfvja7g626hbbq0xs30zsgjpqfalgmdr24fy8sgdchm21";
   buildDepends = [ random tfRandom ];
   testDepends = [ testFramework ];
+  patchPhase = ''
+    sed -i -e 's|QuickCheck == .*,|QuickCheck,|' QuickCheck.cabal
+  '';
   meta = {
     homepage = "http://code.haskell.org/QuickCheck";
     description = "Automatic testing of Haskell programs";