From 3a20287053640a97896f701f264f8a0fccec7c6a Mon Sep 17 00:00:00 2001
From: ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 20 Jul 2013 06:24:11 +0000
Subject: [PATCH] * array.c (rb_ary_resize): use simple memcpy because there
 are no new   references.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42081 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog | 5 +++++
 array.c   | 3 +--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 9e0f211c7a..6049cd0c90 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sat Jul 20 15:22:38 2013  Koichi Sasada  <ko1@atdot.net>
+
+	* array.c (rb_ary_resize): use simple memcpy because there are no new
+	  references.
+
 Sat Jul 20 15:02:51 2013  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* safe.c (ruby_safe_level_4_warning): define for old extension
diff --git a/array.c b/array.c
index 30786f8f90..eeeb989a2b 100644
--- a/array.c
+++ b/array.c
@@ -623,7 +623,6 @@ ary_make_shared(VALUE ary)
     }
 }
 
-
 static VALUE
 ary_make_substitution(VALUE ary)
 {
@@ -1642,7 +1641,7 @@ rb_ary_resize(VALUE ary, long len)
 	VALUE tmp[RARRAY_EMBED_LEN_MAX];
 	MEMCPY(tmp, ARY_HEAP_PTR(ary), VALUE, len);
 	ary_discard(ary);
-	ary_memcpy(ary, 0, len, tmp);
+	MEMCPY((VALUE *)ARY_EMBED_PTR(ary), tmp, VALUE, len); /* WB: no new reference */
         ARY_SET_EMBED_LEN(ary, len);
     }
     else {