From f3f6acc9f8e963c460e1bb971c2606160cac7294 Mon Sep 17 00:00:00 2001
From: Joel Taylor <me@joelt.io>
Date: Thu, 21 Aug 2014 16:47:29 -0700
Subject: [PATCH] mark nixUnstable as broken on darwin

---
 pkgs/tools/package-management/nix/unstable.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/tools/package-management/nix/unstable.nix b/pkgs/tools/package-management/nix/unstable.nix
index 514924325e4..d5aebe45dd6 100644
--- a/pkgs/tools/package-management/nix/unstable.nix
+++ b/pkgs/tools/package-management/nix/unstable.nix
@@ -24,7 +24,6 @@ stdenv.mkDerivation rec {
   postUnpack =
     '' export CPATH="${bzip2}/include"
        export LIBRARY_PATH="${bzip2}/lib"
-       export CXXFLAGS="-O3 -Wno-error=reserved-user-defined-literal"
     '';
 
   configureFlags =
@@ -69,6 +68,9 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = {
+    # due to builder args bug; see
+    # https://github.com/NixOS/nix/commit/b224ac15201c57b40ea855f5a98b1bd166c1c7f6
+    broken = stdenv.isDarwin;
     description = "The Nix Deployment System";
     homepage = http://nixos.org/;
     license = stdenv.lib.licenses.lgpl2Plus;