From 06eca1c0536f277aaeb6b16cb622462a257dc82c Mon Sep 17 00:00:00 2001
From: Samuel John <github@SamuelJohn.de>
Date: Mon, 18 Mar 2013 12:44:23 +0100
Subject: [PATCH] erlang: Fix for Xcode-only (disable dtrace)

---
 Formula/erlang.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Formula/erlang.rb b/Formula/erlang.rb
index 55dfcc4568..0efd305410 100644
--- a/Formula/erlang.rb
+++ b/Formula/erlang.rb
@@ -67,7 +67,7 @@ class Erlang < Formula
             "--enable-shared-zlib",
             "--enable-smp-support"]
 
-    args << "--with-dynamic-trace=dtrace" unless MacOS.version == :leopard
+    args << "--with-dynamic-trace=dtrace" unless MacOS.version == :leopard or not MacOS::CLT.installed?
 
     unless build.include? 'disable-hipe'
       # HIPE doesn't strike me as that reliable on OS X