fix error
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50852 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
fix error
error. [Bug #11255] [ruby-dev:49079]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50852 b2dd03c8-39d4-4d8f-98ff-823fe69b080e