* string.c (rb_str_chomp_bang): wrong adjust condition.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14335 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -6,6 +6,8 @@ Wed Dec 19 22:59:52 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
 	* string.c (rb_str_chomp_bang): check if match start at the head
 	  of a character.
 
+	* string.c (rb_str_chomp_bang): wrong adjust condition.
+
 Wed Dec 19 21:42:18 2007  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* re.c (rb_reg_regsub): should set checked encoding.

string.c

@@ -4523,12 +4523,12 @@ rb_str_chomp_bang(int argc, VALUE *argv, VALUE str)
     if (is_broken_string(rs)) {
 	return Qnil;
     }
-    pp = p + len - rslen;
+    e = p + len;
+    pp = e - rslen;
     if (p[len-1] == newline &&
 	(rslen <= 1 ||
 	 memcmp(RSTRING_PTR(rs), pp, rslen) == 0)) {
-	if (!isascii(*pp)) {
-	    e = p+len;
+	if (rb_enc_mbmaxlen(enc) > 1) {
 	    while (p < pp) {
 		p += rb_enc_mbclen(p, e, enc);
 	    }