resume

# File lib/debug.rb, line 821
  def resume
    saved_crit = Thread.critical
    Thread.critical = true
    make_thread_list
    for th, in @thread_list
      next if th == Thread.current
      context(th).clear_suspend
    end
    waiting.each do |th|
      th.run
    end
    waiting.clear
    Thread.critical = saved_crit
    # Schedule other threads to restart as soon as possible.
    Thread.pass
  end