From b8314072f96fb2505f398c2db5ce4ba52fa9b738 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Wed, 23 Aug 2017 14:23:17 +0200
Subject: [PATCH] haskell-vector: fix build with ghc-7.8.x and earlier

---
 pkgs/development/haskell-modules/configuration-ghc-7.8.x.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-7.8.x.nix b/pkgs/development/haskell-modules/configuration-ghc-7.8.x.nix
index 31e56db9223..3c2f5841452 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-7.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-7.8.x.nix
@@ -150,6 +150,7 @@ self: super: {
   QuickCheck = addBuildDepends super.QuickCheck (with self; [nats semigroups]);
   void = addBuildDepends super.void (with self; [hashable semigroups]);
   optparse-applicative = addBuildDepend super.optparse-applicative self.semigroups;
+  vector = addBuildDepend super.vector self.semigroups;
 
   # Haddock doesn't cope with the new markup.
   bifunctors = dontHaddock super.bifunctors;