From 33dfc8e8b8cc98abf6d3f1dfe1fd982465d44e94 Mon Sep 17 00:00:00 2001
From: Jack Nagel <jacknagel@gmail.com>
Date: Wed, 12 Nov 2014 17:33:07 -0600
Subject: [PATCH] Don't allocate arrays in Requirement#hash

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

diff --git a/Library/Homebrew/requirement.rb b/Library/Homebrew/requirement.rb
index f665bcc2cc..517c9c92ac 100644
--- a/Library/Homebrew/requirement.rb
+++ b/Library/Homebrew/requirement.rb
@@ -80,7 +80,7 @@ class Requirement
   end
 
   def hash
-    [name, *tags].hash
+    name.hash ^ tags.hash
   end
 
   def inspect