git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@20097 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
st_table, and freed in load_ensure. pointed out by pegacorn.
[ruby-dev:37008]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@20097 b2dd03c8-39d4-4d8f-98ff-823fe69b080e