* transcode.c (str_transcode0): confirm the code range.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26872 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Thu Mar 11 17:31:59 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* transcode.c (str_transcode0): confirm the code range.
+
 Thu Mar 11 12:14:17 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* missing/signbit.c: added.

transcode.c

@@ -2590,7 +2590,7 @@ str_transcode0(int argc, VALUE *argv, VALUE *self, int ecflags, VALUE ecopts)
             return NIL_P(arg2) ? -1 : dencidx;
         }
         if (senc && denc && rb_enc_asciicompat(senc) && rb_enc_asciicompat(denc)) {
-            if (ENC_CODERANGE(str) == ENC_CODERANGE_7BIT) {
+            if (rb_enc_str_coderange(str) == ENC_CODERANGE_7BIT) {
                 return dencidx;
             }
         }