From 9b409f2caee3fdb228e0573d68710d0f672dbf2b Mon Sep 17 00:00:00 2001
From: "Jason \"Don\" O'Conal" <lovek323@gmail.com>
Date: Tue, 18 Jun 2013 13:58:48 +1000
Subject: [PATCH] tree: fix compilation on darwin

---
 pkgs/top-level/all-packages.nix | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 250db466ee95..81ca4ee1ba0b 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8259,7 +8259,13 @@ let
 
   trayer = callPackage ../applications/window-managers/trayer { };
 
-  tree = callPackage ../tools/system/tree { };
+  tree = callPackage ../tools/system/tree {
+    # use gccApple to compile on darwin as the configure script adds a
+    # -no-cpp-precomp flag, which is not compatible with the default gcc
+    stdenv = if stdenv.isDarwin
+      then stdenvAdapters.overrideGCC stdenv gccApple
+      else stdenv;
+  };
 
   tribler = callPackage ../applications/networking/p2p/tribler { };