From 896ccc45f42cbc5ed90b946ac740d0462783f6f0 Mon Sep 17 00:00:00 2001
From: Max Howell <mxcl@me.com>
Date: Mon, 3 Sep 2012 16:35:03 -0400
Subject: [PATCH] Actually cache Xcode.version if nil

---
 Library/Homebrew/macos/xcode.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Library/Homebrew/macos/xcode.rb b/Library/Homebrew/macos/xcode.rb
index 120d9b3d26..595c2ac051 100644
--- a/Library/Homebrew/macos/xcode.rb
+++ b/Library/Homebrew/macos/xcode.rb
@@ -165,7 +165,7 @@ module MacOS::CLT extend self
 
   def version
     # The pkgutils calls are slow, don't repeat if no CLT installed.
-    @version if @version_determined
+    return @version if @version_determined
 
     @version_determined = true
     # Version string (a pretty damn long one) of the CLT package.