parse.y: warn assigned but unused in toplevel
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38982 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
parse.y: warn assigned but unused in toplevel
toplevel, except for -e option. [Feature #7730] [ruby-core:51580]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38982 b2dd03c8-39d4-4d8f-98ff-823fe69b080e