From 183c3603fa7531afac66a0e22a9162c56c813623 Mon Sep 17 00:00:00 2001
From: Dominic Steinitz <dominic@steinitz.org>
Date: Thu, 1 Mar 2018 09:11:45 +0000
Subject: [PATCH] No longer needed and causes confusion

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

diff --git a/pkgs/development/haskell-modules/configuration-nix.nix b/pkgs/development/haskell-modules/configuration-nix.nix
index edec2724d84d..e367b5283554 100644
--- a/pkgs/development/haskell-modules/configuration-nix.nix
+++ b/pkgs/development/haskell-modules/configuration-nix.nix
@@ -471,10 +471,6 @@ self: super: builtins.intersectAttrs super {
     '';
   });
 
-  # Fails to link against with newer gsl versions because a deprecrated function
-  # was removed
-  hmatrix-gsl = super.hmatrix-gsl.override { gsl = pkgs.gsl_1; };
-
   # tests run executable, relying on PATH
   # without this, tests fail with "Couldn't launch intero process"
   intero = overrideCabal super.intero (drv: {