* re.c (rb_reg_fixed_encoding_p): no need to treat ASCII-8BIT specially.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15213 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Thu Jan 24 18:14:14 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* re.c (rb_reg_fixed_encoding_p): no need to treat ASCII-8BIT specially.
+
 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.

re.c

@@ -931,7 +931,7 @@ rb_match_busy(VALUE match)
 static VALUE
 rb_reg_fixed_encoding_p(VALUE re)
 {
-    if (!ENCODING_IS_ASCII8BIT(re) || FL_TEST(re, KCODE_FIXED))
+    if (FL_TEST(re, KCODE_FIXED))
         return Qtrue;
     else
         return Qfalse;