XREF_DATA = <<-XREF_DATA
class C1

  attr :attr
  attr_reader :attr_reader
  attr_writer :attr_writer
  attr_accessor :attr_accessor

  CONST = :const

  def self.m
  end

  def m
  end
end

class C2
  class C3
    def m
    end

    class H1
      def m?
      end
    end
  end
end

class C3
  class H1
  end

  class H2
  end
end

class C4
  class C4
  end
end

module M1
end
XREF_DATA