parse.y: bare kwrest_mark
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38725 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
parse.y: bare kwrest_mark
semantics is still undefined. [Bug #7662] [ruby-core:51269]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38725 b2dd03c8-39d4-4d8f-98ff-823fe69b080e