From 3508b4832fbed06db1d0dd6bbf6ca9c1c3c3ed8e Mon Sep 17 00:00:00 2001
From: Michael Raskin <7c6f434c@mail.ru>
Date: Tue, 14 Feb 2017 13:23:12 +0100
Subject: [PATCH] haskellPackages: fgl, fgl-arbitrary: jailbreak (w.r.t. hspec
 for tests)

---
 pkgs/development/haskell-modules/configuration-common.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 8e00386267bf..3f448aa9c6c2 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -857,4 +857,8 @@ self: super: {
   # https://github.com/ekmett/lens/issues/713
   lens = disableCabalFlag super.lens "test-doctests";
 
+  # https://github.com/haskell/fgl/issues/60
+  fgl = doJailbreak super.fgl;
+  fgl-arbitrary = doJailbreak super.fgl-arbitrary;
+
 }