From bc01c8f93972c5da7b09ca8daa3ec9a07fe03e70 Mon Sep 17 00:00:00 2001
From: Jack Nagel
Date: Tue, 20 Aug 2013 18:51:11 -0500
Subject: Use ENV.update to restore removed variables

---
 Library/Homebrew/formula.rb | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

(limited to 'Library')

diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index bb1d91687..c54df055d 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -583,9 +583,7 @@ class Formula
     raise BuildError.new(self, cmd, args, $?)
   ensure
     f.close if f and not f.closed?
-    removed_ENV_variables.each do |key, value|
-      ENV[key] = value
-    end if removed_ENV_variables
+    ENV.update(removed_ENV_variables) if removed_ENV_variables
   end
 
   private
-- 
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