From 632ad9e73c5ab84d66bc79cd3b5a7ab6f243f672 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Wed, 12 May 2010 20:49:57 +0000
Subject: [PATCH] glibc: Check whether `crossSystem' is null before accessing
 it.

svn path=/nixpkgs/trunk/; revision=21756
---
 pkgs/top-level/all-packages.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 626ae579c2d..23c8cc02bbb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3902,7 +3902,7 @@ let
   };
 
   glibc211Cross = forceBuildDrv (makeOverridable (import ../development/libraries/glibc-2.11)
-    (let crossGNU = (crossSystem.config == "i586-pc-gnu");
+    (let crossGNU = (crossSystem != null && crossSystem.config == "i586-pc-gnu");
      in ({
        inherit stdenv fetchurl;
        gccCross = gccCrossStageStatic;