(command.CommandList
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    (command.Simple
      blame_tok: <_Dbg_help_add>
      more_env: []
      words: [
        {<_Dbg_help_add>}
        {<Id.ControlFlow_Break break>}
        {
          (SQ <'**break** [*loc-spec*]\n'> <'\n'> <'Set a breakpoint at *loc-spec*.\n'> <'\n'> 
            <'If no location specification is given, use the current line.\n'> <'\n'> <'Multiple breakpoints at one place are permitted, and useful if conditional.\n'> <'\n'> 
            <'See also:\n'> <'---------\n'> <'\n'> <'"tbreak" and "continue"'>
          )
        }
      ]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <_Dbg_help_add>
      more_env: []
      words: [
        {<_Dbg_help_add>}
        {<tbreak>}
        {
          (SQ <'**tbreak* [*loc-spec*]\n'> <'\n'> <'Set a one-time breakpoint at *loc-spec*.\n'> <'\n'> 
            <'Like "break" except the breakpoint is only temporary,\n'> <'so it will be deleted when hit.  Equivalent to "break" followed\n'> 
            <'by using "delete" on the breakpoint number.\n'> <'\n'> <'If no location specification is given, use the current line.'>
          )
        }
      ]
      redirects: []
      do_fork: T
    )
    (command.ShFunction
      name_tok: <_Dbg_do_tbreak>
      name: _Dbg_do_tbreak
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <_Dbg_do_break_common>
              more_env: []
              words: [{<_Dbg_do_break_common>} {<1>} {($ Id.VSub_At '@')}]
              redirects: []
              do_fork: T
            )
            (command.ControlFlow
              keyword: <Id.ControlFlow_Return return>
              arg_word: {($ Id.VSub_QMark '?')}
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <_Dbg_do_break>
      name: _Dbg_do_break
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <_Dbg_do_break_common>
              more_env: []
              words: [{<_Dbg_do_break_common>} {<0>} {($ Id.VSub_At '@')}]
              redirects: []
              do_fork: T
            )
            (command.ControlFlow
              keyword: <Id.ControlFlow_Return return>
              arg_word: {($ Id.VSub_QMark '?')}
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <_Dbg_do_break_common>
      name: _Dbg_do_break_common
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<-i>} {<Id.Lit_VarLike 'is_temp='> ($ Id.VSub_Number 1)}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <shift>
              more_env: []
              words: [{<shift>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<linespec>}]
              redirects: []
              do_fork: T
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (command.DParen
                              left: <Id.Op_DLeftParen _>
                              child: 
                                (arith_expr.Binary
                                  op_id: Id.Arith_Great
                                  left: {($ Id.VSub_Pound '#')}
                                  right: {<Id.Lit_Digits 0>}
                                )
                              right: <Id.Op_DRightParen _>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'linespec='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'linespec='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'linespec='> name:linespec)
                          op: assign_op.Equal
                          rhs: {(DQ ($ Id.VSub_Number 1))}
                        )
                      ]
                      redirects: []
                    )
                  ]
                  spids: [167 182]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.ShAssignment
                  left: <Id.Lit_VarLike 'linespec='>
                  pairs: [
                    (AssignPair
                      left: <Id.Lit_VarLike 'linespec='>
                      lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'linespec='> name:linespec)
                      op: assign_op.Equal
                      rhs: {(DQ ($ Id.VSub_DollarName _Dbg_frame_last_lineno))}
                    )
                  ]
                  redirects: []
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.Simple
              blame_tok: <shift>
              more_env: []
              words: [{<shift>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [
                {<typeset>}
                {<Id.Lit_VarLike 'condition='> 
                  (BracedVarSub
                    left: <Id.Left_DollarBrace '${'>
                    token: <Id.VSub_Number 1>
                    var_name: 1
                    suffix_op: (suffix_op.Unary op:<Id.VTest_ColonHyphen _> arg_word:{(SQ )})
                    right: <Id.Right_DollarBrace '}'>
                  )
                }
              ]
              redirects: []
              do_fork: T
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
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                          child: 
                            (command.DBracket
                              left: <Id.KW_DLeftBracket '[['>
                              expr: 
                                (bool_expr.Binary
                                  op_id: Id.BoolBinary_GlobDEqual
                                  left: {(DQ ($ Id.VSub_DollarName linespec))}
                                  right: {(SQ <if>)}
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                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'linespec='>
                      pairs: [
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                          left: <Id.Lit_VarLike 'linespec='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'linespec='> name:linespec)
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                          rhs: {($ Id.VSub_DollarName _Dbg_frame_last_lineno)}
                        )
                      ]
                      redirects: []
                    )
                  ]
                  spids: [218 235]
                )
                (IfArm
                  keyword: <Id.KW_Elif elif>
                  cond: 
                    (condition.Shell
                      commands: [
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                          child: 
                            (command.DBracket
                              left: <Id.KW_DLeftBracket '[['>
                              expr: 
                                (bool_expr.Unary
                                  op_id: Id.BoolUnary_z
                                  child: {($ Id.VSub_DollarName condition)}
                                )
                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'condition='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'condition='>
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                          rhs: {<1>}
                        )
                      ]
                      redirects: []
                    )
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                  spids: [242 254]
                )
                (IfArm
                  keyword: <Id.KW_Elif elif>
                  cond: 
                    (condition.Shell
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                          child: 
                            (command.DBracket
                              left: <Id.KW_DLeftBracket '[['>
                              expr: 
                                (bool_expr.Binary
                                  op_id: Id.BoolBinary_GlobDEqual
                                  left: {($ Id.VSub_DollarName condition)}
                                  right: {(SQ <if>)}
                                )
                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.Simple
                      blame_tok: <shift>
                      more_env: []
                      words: [{<shift>}]
                      redirects: []
                      do_fork: T
                    )
                  ]
                  spids: [261 277]
                )
              ]
              else_action: []
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
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                          child: 
                            (command.DBracket
                              left: <Id.KW_DLeftBracket '[['>
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                                (bool_expr.Unary
                                  op_id: Id.BoolUnary_z
                                  child: {($ Id.VSub_DollarName condition)}
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                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'condition='>
                      pairs: [
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                          left: <Id.Lit_VarLike 'condition='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'condition='> name:condition)
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                          rhs: {<1>}
                        )
                      ]
                      redirects: []
                    )
                  ]
                  spids: [286 298]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.ShAssignment
                  left: <Id.Lit_VarLike 'condition='>
                  pairs: [
                    (AssignPair
                      left: <Id.Lit_VarLike 'condition='>
                      lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'condition='> name:condition)
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                      rhs: {(DQ ($ Id.VSub_Star '*'))}
                    )
                  ]
                  redirects: []
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<filename>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<-i>} {<line_number>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<full_filename>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <_Dbg_linespec_setup>
              more_env: []
              words: [{<_Dbg_linespec_setup>} {(DQ ($ Id.VSub_DollarName linespec))}]
              redirects: []
              do_fork: T
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (command.DBracket
                              left: <Id.KW_DLeftBracket '[['>
                              expr: 
                                (bool_expr.Unary
                                  op_id: Id.BoolUnary_n
                                  child: {(DQ ($ Id.VSub_DollarName full_filename))}
                                )
                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.If
                      if_kw: <Id.KW_If if>
                      arms: [
                        (IfArm
                          keyword: <Id.KW_If if>
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (command.DParen
                                      left: <Id.Op_DLeftParen _>
                                      child: 
                                        (arith_expr.Binary
                                          op_id: Id.Arith_DEqual
                                          left: ($ Id.Lit_ArithVarLike line_number)
                                          right: {<Id.Lit_Digits 0>}
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                                      right: <Id.Op_DRightParen _>
                                      redirects: []
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          then_kw: <Id.KW_Then then>
                          action: [
                            (command.Simple
                              blame_tok: <_Dbg_errmsg>
                              more_env: []
                              words: [{<_Dbg_errmsg>} {(SQ <'There is no line 0 to break at.'>)}]
                              redirects: []
                              do_fork: T
                            )
                            (command.ControlFlow
                              keyword: <Id.ControlFlow_Return return>
                              arg_word: {<1>}
                            )
                          ]
                          spids: [361 376]
                        )
                      ]
                      else_kw: <Id.KW_Else else>
                      else_action: [
                        (command.Simple
                          blame_tok: <_Dbg_check_line>
                          more_env: []
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                            {<_Dbg_check_line>}
                            {($ Id.VSub_DollarName line_number)}
                            {(DQ ($ Id.VSub_DollarName full_filename))}
                          ]
                          redirects: []
                          do_fork: T
                        )
                        (command.AndOr
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                            (command.DParen
                              left: <Id.Op_DLeftParen _>
                              child: 
                                (arith_expr.Binary
                                  op_id: Id.Arith_DEqual
                                  left: {($ Id.VSub_QMark '?')}
                                  right: {<Id.Lit_Digits 0>}
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                              right: <Id.Op_DRightParen _>
                              redirects: []
                            )
                            (command.Simple
                              blame_tok: <_Dbg_set_brkpt>
                              more_env: []
                              words: [
                                {<_Dbg_set_brkpt>}
                                {(DQ ($ Id.VSub_DollarName full_filename))}
                                {(DQ ($ Id.VSub_DollarName line_number))}
                                {($ Id.VSub_DollarName is_temp)}
                                {(DQ ($ Id.VSub_DollarName condition))}
                              ]
                              redirects: []
                              do_fork: T
                            )
                          ]
                          ops: [<Id.Op_DAmp _>]
                        )
                      ]
                      fi_kw: <Id.KW_Fi fi>
                      redirects: []
                    )
                  ]
                  spids: [344 358]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.Simple
                  blame_tok: <_Dbg_file_not_read_in>
                  more_env: []
                  words: [{<_Dbg_file_not_read_in>} {(DQ ($ Id.VSub_DollarName full_filename))}]
                  redirects: []
                  do_fork: T
                )
                (command.ControlFlow
                  keyword: <Id.ControlFlow_Return return>
                  arg_word: {<2>}
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.ControlFlow keyword:<Id.ControlFlow_Return return> arg_word:{<0>})
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <_Dbg_do_clear_brkpt>
      name: _Dbg_do_clear_brkpt
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [
                {<typeset>}
                {<-r>}
                {<Id.Lit_VarLike 'n='> 
                  (BracedVarSub
                    left: <Id.Left_DollarBrace '${'>
                    token: <Id.VSub_Number 1>
                    var_name: 1
                    suffix_op: 
                      (suffix_op.Unary
                        op: <Id.VTest_ColonHyphen _>
                        arg_word: {($ Id.VSub_DollarName _Dbg_frame_lineno)}
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                    right: <Id.Right_DollarBrace '}'>
                  )
                }
              ]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<filename>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<-i>} {<line_number>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<full_filename>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <_Dbg_linespec_setup>
              more_env: []
              words: [{<_Dbg_linespec_setup>} {($ Id.VSub_DollarName n)}]
              redirects: []
              do_fork: T
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
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                          child: 
                            (command.DBracket
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                                (bool_expr.Unary
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                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
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                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.If
                      if_kw: <Id.KW_If if>
                      arms: [
                        (IfArm
                          keyword: <Id.KW_If if>
                          cond: 
                            (condition.Shell
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                                        (arith_expr.Binary
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                                          right: {<Id.Lit_Digits 0>}
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                                      right: <Id.Op_DRightParen _>
                                      redirects: []
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                                  terminator: <Id.Op_Semi _>
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                            )
                          then_kw: <Id.KW_Then then>
                          action: [
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                              blame_tok: <_Dbg_msg>
                              more_env: []
                              words: [{<_Dbg_msg>} {(DQ <'There is no line 0 to clear.'>)}]
                              redirects: []
                              do_fork: T
                            )
                            (command.ControlFlow
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                          ]
                          spids: [528 543]
                        )
                      ]
                      else_kw: <Id.KW_Else else>
                      else_action: [
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                          blame_tok: <_Dbg_check_line>
                          more_env: []
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                            {($ Id.VSub_DollarName line_number)}
                            {(DQ ($ Id.VSub_DollarName full_filename))}
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                          redirects: []
                          do_fork: T
                        )
                        (command.If
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                          arms: [
                            (IfArm
                              keyword: <Id.KW_If if>
                              cond: 
                                (condition.Shell
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                                          right: <Id.Op_DRightParen _>
                                          redirects: []
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                                      terminator: <Id.Op_Semi _>
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                                )
                              then_kw: <Id.KW_Then then>
                              action: [
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                                  blame_tok: <_Dbg_unset_brkpt>
                                  more_env: []
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                                    {(DQ ($ Id.VSub_DollarName line_number))}
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                                  redirects: []
                                  do_fork: T
                                )
                                (command.Simple
                                  blame_tok: <typeset>
                                  more_env: []
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                                    {<typeset>}
                                    {<-r>}
                                    {<Id.Lit_VarLike 'found='> ($ Id.VSub_QMark '?')}
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                                  redirects: []
                                  do_fork: T
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                                (command.If
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                                  arms: [
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                                      keyword: <Id.KW_If if>
                                      cond: 
                                        (condition.Shell
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                                                  left: <Id.KW_DLeftBracket '[['>
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                                                      op_id: Id.BoolBinary_GlobNEqual
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                                                      right: {<0>}
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                                                  right: <Id.Lit_DRightBracket ']]'>
                                                  redirects: []
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                                              terminator: <Id.Op_Semi _>
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                                        )
                                      then_kw: <Id.KW_Then then>
                                      action: [
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                                          more_env: []
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                                              (DQ <'Removed '> ($ Id.VSub_DollarName found) 
                                                <' breakpoint(s).'>
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                                          ]
                                          redirects: []
                                          do_fork: T
                                        )
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                                      spids: [607 621]
                                    )
                                  ]
                                  else_action: []
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                                  redirects: []
                                )
                              ]
                              spids: [570 585]
                            )
                          ]
                          else_action: []
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                          redirects: []
                        )
                      ]
                      fi_kw: <Id.KW_Fi fi>
                      redirects: []
                    )
                  ]
                  spids: [513 525]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
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                  more_env: []
                  words: [{<_Dbg_file_not_read_in>} {(DQ ($ Id.VSub_DollarName full_filename))}]
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                  do_fork: T
                )
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                                      ]
                                      else_action: []
                                      fi_kw: <Id.KW_Fi fi>
                                      redirects: []
                                    )
                                  ]
                                  spids: [1004 1021]
                                )
                              ]
                              else_action: []
                              fi_kw: <Id.KW_Fi fi>
                              redirects: []
                            )
                          ]
                          right: <Id.KW_Done done>
                        )
                      redirects: []
                    )
                    (command.ControlFlow
                      keyword: <Id.ControlFlow_Return return>
                      arg_word: {<0>}
                    )
                  ]
                  spids: [928 948]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.Simple
                  blame_tok: <_Dbg_msg>
                  more_env: []
                  words: [{<_Dbg_msg>} {(SQ <'No breakpoints have been set.'>)}]
                  redirects: []
                  do_fork: T
                )
                (command.ControlFlow
                  keyword: <Id.ControlFlow_Return return>
                  arg_word: {<1>}
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <_Dbg_alias_add>
      more_env: []
      words: [{<_Dbg_alias_add>} {<b>} {<Id.ControlFlow_Break break>}]
      redirects: []
      do_fork: T
    )
  ]
)