get rid of warnings
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36361 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
get rid of warnings
rid of warnings. fixup of r36355.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36361 b2dd03c8-39d4-4d8f-98ff-823fe69b080e