Make it clear top-level return specs specify the ruby 2.4.2 behavior
Make it clear top-level return specs specify the ruby 2.4.2 behavior

eregon/rubyspec,ruby/rubyspec,eregon/rubyspec,ruby/spec,ruby/rubyspec,nobu/rubyspec,eregon/rubyspec,ruby/spec,nobu/rubyspec,nobu/rubyspec,ruby/spec