nobu	2008-08-15 19:34:06 +0900 (Fri, 15 Aug 2008)

  New Revision: 18645

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=18645

  Log:
    * string.c (rb_str_drop_bytes): use memmove.

  Modified files:
    trunk/ChangeLog
    trunk/string.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 18644)
+++ ChangeLog	(revision 18645)
@@ -1,3 +1,7 @@
+Fri Aug 15 19:33:57 2008  Nobuyoshi Nakada  <nobu@r...>
+
+	* string.c (rb_str_drop_bytes): use memmove.
+
 Fri Aug 15 18:33:22 2008  Tanaka Akira  <akr@f...>
 
 	* include/ruby/encoding.h (rb_econv_t): add error_tc in last_error.
Index: string.c
===================================================================
--- string.c	(revision 18644)
+++ string.c	(revision 18645)
@@ -2836,7 +2836,7 @@
 	STR_SET_EMBED(str);
 	STR_SET_EMBED_LEN(str, nlen);
 	ptr = RSTRING(str)->as.ary;
-	memcpy(ptr, oldptr + len, nlen);
+	memmove(ptr, oldptr + len, nlen);
 	if (fl == STR_NOEMBED) xfree(oldptr);
     }
     else {

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