From 7372d3bf31bf4cc4a767eb52cdd0bbaff1f31058 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Tue, 14 Aug 2018 17:05:14 -0400
Subject: [PATCH] haskell.lib.getHaskellBuildInputs: Actually get the haskell
 build inputs.

5523ec8f3c78704c6e76b7675bfce41d24a3feb1 accidentally dropped the attribute lookup.
---
 pkgs/development/haskell-modules/lib.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/haskell-modules/lib.nix b/pkgs/development/haskell-modules/lib.nix
index c9dc7254800..8790b56e501 100644
--- a/pkgs/development/haskell-modules/lib.nix
+++ b/pkgs/development/haskell-modules/lib.nix
@@ -301,7 +301,7 @@ rec {
   getHaskellBuildInputs = p:
     (overrideCabal p (args: {
       passthru = (args.passthru or {}) // {
-        _getHaskellBuildInputs = extractBuildInputs p.compiler args;
+        _getHaskellBuildInputs = (extractBuildInputs p.compiler args).haskellBuildInputs;
       };
     }))._getHaskellBuildInputs;