When you change this to true, you may need to add more tests.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53141 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* encoding.c (enc_autoload): drop dummy encoding flag from
the loaded encoding index. this flag is used only in this
source.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51251 b2dd03c8-39d4-4d8f-98ff-823fe69b080e