* re.c (rb_reg_initialize): 7bit clean regexp should be US-ASCII.

[ruby-dev:33346]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15212 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Thu Jan 24 16:53:06 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* re.c (rb_reg_initialize): 7bit clean regexp should be US-ASCII.
+	  [ruby-dev:33346]
+
 Thu Jan 24 16:31:04 2008  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* io.c (rb_io_getline_fast): the end point of left_char_head()

re.c

@@ -2008,7 +2008,7 @@ rb_reg_initialize(VALUE obj, const char *s, int len, rb_encoding *enc,
 	}
     }
     else if (!(options & ARG_ENCODING_FIXED)) {
-        enc = a_enc;
+       enc = rb_usascii_encoding();
     }
 
     rb_enc_associate((VALUE)re, enc);