(command.CommandList
  children: [
    (C {<.>} {(${ Id.VSub_Name srcdir) <'/emulparams/h8300elf.sh'>})
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:ARCH)
          op: assign_op.Equal
          rhs: {(DQ <'h8300:h8300sxn'>)}
          spids: [7]
        )
      ]
    )
  ]
)