(command.CommandList
  children: [
    (command.AndOr
      ops: [Id.Op_DPipe]
      children: [
        (C {<'./test-ftello4'> (${ Id.VSub_Name EXEEXT)} 
          {(DQ ($ Id.VSub_DollarName '$srcdir') <'/test-ftello4.sh'>)}
        )
        (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
      ]
    )
    (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<0>})
  ]
)