From 8310c6a4031f9a0ba66c6c677e672ee7ee4a65d1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Benno=20F=C3=BCnfst=C3=BCck?= <benno.fuenfstueck@gmail.com>
Date: Thu, 1 May 2014 14:55:19 +0200
Subject: [PATCH] haskell-cabal-bounds: use versionOlder

for some reason, versionAtLeast doesn't work
---
 pkgs/top-level/haskell-packages.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 7e3151c9558..cfa3c8673c3 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -3065,7 +3065,7 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
   cabalDelete = callPackage ../development/tools/haskell/cabal-delete {};
 
   cabalBounds = callPackage ../development/tools/haskell/cabal-bounds {
-    Cabal = if pkgs.stdenv.lib.versionAtLeast "7.8" ghc.version
+    Cabal = if pkgs.stdenv.lib.versionOlder "7.7" ghc.version
               then null
               else self.Cabal_1_18_1_3;
   };