suppress warning: implicit conversion changes signedness
It causes [Bug #13060]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57150 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
suppress warning: implicit conversion changes signedness
It causes [Bug #13060]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57150 b2dd03c8-39d4-4d8f-98ff-823fe69b080e