From 72ef219804e5524848170a197887a95718334e2a Mon Sep 17 00:00:00 2001
From: knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 10 Oct 2010 09:45:36 +0000
Subject: * lib/set.rb (Set#replace): Apply a bit of optimization.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29434 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/set.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
 mode change 100644 => 100755 lib/set.rb

(limited to 'lib/set.rb')

diff --git a/lib/set.rb b/lib/set.rb
old mode 100644
new mode 100755
index 5e4e0878bd..5655c263ba
--- a/lib/set.rb
+++ b/lib/set.rb
@@ -130,8 +130,8 @@ class Set
   # Replaces the contents of the set with the contents of the given
   # enumerable object and returns self.
   def replace(enum)
-    if enum.class == self.class
-      @hash.replace(enum.instance_eval { @hash })
+    if enum.instance_of?(self.class)
+      @hash.replace(enum.instance_variable_get(:@hash))
     else
       clear
       merge(enum)
-- 
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