From f04dd0f08b20ce48cc10fa88bab08b1941b3c558 Mon Sep 17 00:00:00 2001
From: nari <nari@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 10 Dec 2012 02:06:51 +0000
Subject: * lib/irb/magic-file.rb: set a encoding, which is detected from   the
 file to read, to the internal encoding.   [Bug #4281][ruby-dev:43036]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38285 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/irb/magic-file.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/irb/magic-file.rb b/lib/irb/magic-file.rb
index 861262050e..339ed60b6b 100644
--- a/lib/irb/magic-file.rb
+++ b/lib/irb/magic-file.rb
@@ -8,9 +8,10 @@ module IRB
       line = io.gets
       line = io.gets if line[0,2] == "#!"
       encoding = detect_encoding(line)
+      internal_encoding = encoding
       encoding ||= default_src_encoding
       io.rewind
-      io.set_encoding(encoding, nil)
+      io.set_encoding(encoding, internal_encoding)
 
       if block_given?
         begin
-- 
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