# File lib/parslet/bytecode/compiler.rb, line 89
    def visit_alternative(alternatives)
      emit_block do
        adr_end = fwd_address
      
        add EnterFrame.new
        add PushPos.new
        alternatives.each_with_index do |alternative, idx|
          alternative.accept(self)
          add BranchOnSuccess.new(adr_end, idx)
        end
        add Fail.new(["Expected one of ", alternatives.inspect], alternatives.size)
      
        adr_end.resolve(self)
      end
    end