From f534ae435fea9c98641e9df2db4dc58dcc304d4e Mon Sep 17 00:00:00 2001
From: Vicent Marti <tanoku@gmail.com>
Date: Wed, 16 Mar 2016 14:48:42 +0100
Subject: [PATCH] server: Do not modify hostname when printing

The `<<` operator would modify the original hostname string for the
server when calling Server#to_s.
---
 lib/memcached/server.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/memcached/server.rb b/lib/memcached/server.rb
index 5624446..e7df369 100644
--- a/lib/memcached/server.rb
+++ b/lib/memcached/server.rb
@@ -11,7 +11,7 @@ module Memcached
     end
 
     def to_s
-      s = hostname
+      s = hostname.dup
       s << ":#{port}" if 0 != port
       s << ":#{weight}" if weight
       s