From c575724782b4132bb4c0119c9da1a5c48c8ba95c Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 12 Mar 2018 10:07:18 +0100
Subject: [PATCH] haskell-tar: fix build with ghc-7.10.x

---
 pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix b/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
index c63ec7b70f7..7459c5b28cc 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
@@ -201,6 +201,7 @@ self: super: {
   QuickCheck = addBuildDepend super.QuickCheck self.semigroups;
   reflection = addBuildDepend super.reflection self.semigroups;
   semigroups = addBuildDepends (dontCheck super.semigroups) (with self; [hashable tagged text unordered-containers]);
+  tar = addBuildDepend super.tar self.semigroups;
   texmath = addBuildDepend super.texmath self.network-uri;
   yesod-auth-oauth2 = overrideCabal super.yesod-auth-oauth2 (drv: { testDepends = (drv.testDepends or []) ++ [ self.load-env self.yesod ]; });