From 49fc21f31e84663c02660bdbfee72adcf4040947 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 17 Dec 2002 12:15:45 +0000
Subject: * re.c (rb_reg_nth_match): tail sharing.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3163 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 re.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 're.c')

diff --git a/re.c b/re.c
index 8d482736d4..52fca7c2e4 100644
--- a/re.c
+++ b/re.c
@@ -778,8 +778,8 @@ rb_reg_nth_match(nth, match)
     if (start == -1) return Qnil;
     end = RMATCH(match)->END(nth);
     len = end - start;
-    str = rb_str_new(RSTRING(RMATCH(match)->str)->ptr + start, len);
-    if (OBJ_TAINTED(match)) OBJ_TAINT(str);
+    str = rb_str_substr(RMATCH(match)->str, start, len);
+    OBJ_INFECT(str, match);
     return str;
 }
 
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