From 55793f09324665a6495f79f4fa94e456fedb85e8 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 1 Aug 2009 10:25:48 +0000
Subject: * string.c (tr_trans): change condition of singlebyte optimization.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@24348 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 string.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'string.c')

diff --git a/string.c b/string.c
index 6e6db0053..06edf3b8d 100644
--- a/string.c
+++ b/string.c
@@ -4871,8 +4871,7 @@ tr_trans(VALUE str, VALUE src, VALUE repl, int sflag)
 	    if (r == errc) r = trrepl.now;
 	    if (c < 256) {
 		trans[c] = r;
-		if (r > 255 || (r > 127 && rb_enc_mbmaxlen(enc) != 1))
-		    singlebyte = 0;
+		if (rb_enc_codelen(r, enc) != 1) singlebyte = 0;
 	    }
 	    else {
 		if (!hash) hash = rb_hash_new();
-- 
cgit