From 8297025d28fdad7b8dc5840f6d7673154c16b630 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Sat, 20 Jan 2018 21:38:50 +0100
Subject: [PATCH] haskell-hlint: needs latest version of haskell-src-exts

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

diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 66d0c89344d..5922cd1272d 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -605,6 +605,9 @@ self: super: {
     haskell-src-exts = self.haskell-src-exts_1_20_1;
   };
 
+  # Needs newer version of its dependencies than we have in LTS-10.x.
+  hlint = super.hlint.overrideScope (self: super: { haskell-src-exts = self.haskell-src-exts_1_20_1; });
+
   # https://github.com/bos/configurator/issues/22
   configurator = dontCheck super.configurator;