From 7f976c7729caed4e37e105848cbde4eda0d08ca8 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Wed, 6 Apr 2016 12:21:38 +0200
Subject: [PATCH] haskell-fail: fix build with ghc-8.0.x

---
 pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix
index e39002b8dec..4c6c59c6ea7 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix
@@ -52,4 +52,7 @@ self: super: {
   # https://github.com/sol/doctest/issues/125
   doctest = self.doctest_0_11_0;
 
+  # No modules defined for this compiler.
+  fail = dontHaddock super.fail;
+
 }