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      name: escape_eregexp
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          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <sed>
              more_env: []
              words: [
                {<sed>}
                {<-r>}
                {(SQ <'s/(\\*|\\.|\\[|\\^|\\$|\\[|\\]|\\||\\{|\\}|\\?|\\+|\\(|\\)|\\\\)/\\\\\\1/g'>)}
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              redirects: []
              do_fork: T
            )
          ]
          redirects: []
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        )
    )
    (command.ShFunction
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      name: escapefn_eregexp
      body: 
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          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Pipeline
              children: [
                (command.Simple
                  blame_tok: <echo>
                  more_env: []
                  words: [{<echo>} {(DQ ($ Id.VSub_Number 1))}]
                  redirects: []
                  do_fork: T
                )
                (command.Simple
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                  more_env: []
                  words: [{<escape_eregexp>}]
                  redirects: []
                  do_fork: T
                )
              ]
              ops: [<Id.Op_Pipe _>]
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          redirects: []
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    )
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      pairs: [
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          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'line_regexp='> name:line_regexp)
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          rhs: {(SQ <'^[0-9a-f]* <([^>]*)>'>)}
        )
      ]
      redirects: []
    )
    (command.ShAssignment
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      pairs: [
        (AssignPair
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          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'alloc_site_regexp='> name:alloc_site_regexp)
          op: assign_op.Equal
          rhs: {(DQ (${ Id.VSub_Name line_regexp) <'.*'>) (SQ <'call.*alloc'>)}
        )
      ]
      redirects: []
    )
    (command.ShAssignment
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      pairs: [
        (AssignPair
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          rhs: 
            {
              (DQ 
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                  child: 
                    (command.Pipeline
                      children: [
                        (command.Simple
                          blame_tok: <objdump>
                          more_env: []
                          words: [{<objdump>} {<--prefix-addresses>} {<-d>} {(DQ ($ Id.VSub_Number 1))}]
                          redirects: []
                          do_fork: T
                        )
                        (command.Simple
                          blame_tok: <egrep>
                          more_env: []
                          words: [{<egrep>} {(DQ ($ Id.VSub_DollarName alloc_site_regexp))}]
                          redirects: []
                          do_fork: T
                        )
                        (command.Simple
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                          more_env: []
                          words: [
                            {<sed>}
                            {<-r>}
                            {
                              (DQ <'s/'> (${ Id.VSub_Name alloc_site_regexp) <'.*/'> 
                                <Id.Lit_BadBackslash '\\'> <'1/'>
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                          redirects: []
                          do_fork: T
                        )
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                )
              )
            }
        )
      ]
      redirects: []
    )
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      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'objdump_output='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'objdump_output='> name:objdump_output)
          op: assign_op.Equal
          rhs: 
            {
              (DQ 
                (CommandSub
                  left_token: <Id.Left_DollarParen '$('>
                  child: 
                    (command.Simple
                      blame_tok: <objdump>
                      more_env: []
                      words: [{<objdump>} {<--prefix-addresses>} {<-dS>} {(DQ ($ Id.VSub_Number 1))}]
                      redirects: []
                      do_fork: T
                    )
                  right: <Id.Eof_RParen _>
                )
              )
            }
        )
      ]
      redirects: []
    )
    (command.WhileUntil
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      cond: 
        (condition.Shell
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              child: 
                (command.Simple
                  blame_tok: <read>
                  more_env: []
                  words: [{<read>} {<sym>} {<offset>}]
                  redirects: []
                  do_fork: T
                )
              terminator: <Id.Op_Semi _>
            )
          ]
        )
      body: 
        (command.DoGroup
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          children: [
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              left: <Id.Lit_VarLike 'regexp='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'regexp='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'regexp='> name:regexp)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (DQ <'<'> 
                        (CommandSub
                          left_token: <Id.Left_DollarParen '$('>
                          child: 
                            (command.Simple
                              blame_tok: <escapefn_eregexp>
                              more_env: []
                              words: [{<escapefn_eregexp>} {(DQ ($ Id.VSub_DollarName sym))}]
                              redirects: []
                              do_fork: T
                            )
                          right: <Id.Eof_RParen _>
                        ) <Id.Lit_BadBackslash '\\'> <'+'> 
                        (CommandSub
                          left_token: <Id.Left_DollarParen '$('>
                          child: 
                            (command.Simple
                              blame_tok: <escapefn_eregexp>
                              more_env: []
                              words: [{<escapefn_eregexp>} {(DQ ($ Id.VSub_DollarName offset))}]
                              redirects: []
                              do_fork: T
                            )
                          right: <Id.Eof_RParen _>
                        ) <'>'>
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [{<echo>} {(DQ <'regexp: '> ($ Id.VSub_DollarName regexp))}]
              redirects: [(Redir op:<Id.Redir_GreatAnd '1>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})]
              do_fork: T
            )
            (command.ShAssignment
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              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'context='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'context='> name:context)
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                  rhs: 
                    {
                      (DQ 
                        (CommandSub
                          left_token: <Id.Left_DollarParen '$('>
                          child: 
                            (command.Pipeline
                              children: [
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                                  blame_tok: <echo>
                                  more_env: []
                                  words: [{<echo>} {(DQ ($ Id.VSub_DollarName objdump_output))}]
                                  redirects: []
                                  do_fork: T
                                )
                                (command.Simple
                                  blame_tok: <egrep>
                                  more_env: []
                                  words: [{<egrep>} {<-B200>} {(DQ ($ Id.VSub_DollarName regexp))}]
                                  redirects: []
                                  do_fork: T
                                )
                              ]
                              ops: [<Id.Op_Pipe _>]
                            )
                          right: <Id.Eof_RParen _>
                        )
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [{<echo>} {(DQ <'context: '> ($ Id.VSub_DollarName context))}]
              redirects: [(Redir op:<Id.Redir_GreatAnd '1>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})]
              do_fork: T
            )
            (command.ShAssignment
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              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'source='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'source='> name:source)
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                  rhs: 
                    {
                      (DQ 
                        (CommandSub
                          left_token: <Id.Left_DollarParen '$('>
                          child: 
                            (command.Pipeline
                              children: [
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                                  blame_tok: <echo>
                                  more_env: []
                                  words: [{<echo>} {(DQ ($ Id.VSub_DollarName context))}]
                                  redirects: []
                                  do_fork: T
                                )
                                (command.Simple
                                  blame_tok: <egrep>
                                  more_env: []
                                  words: [{<egrep>} {<-v>} {(DQ ($ Id.VSub_DollarName line_regexp))}]
                                  redirects: []
                                  do_fork: T
                                )
                                (command.Simple
                                  blame_tok: <tr>
                                  more_env: []
                                  words: [{<tr>} {(SQ <'\\n'>)} {(SQ <' '>)}]
                                  redirects: []
                                  do_fork: T
                                )
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                              ops: [<Id.Op_Pipe _> <Id.Op_Pipe _>]
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                        )
                      )
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                )
              ]
              redirects: []
            )
            (command.ShAssignment
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              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'token='>
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                  rhs: 
                    {
                      (DQ 
                        (CommandSub
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                            (command.Pipeline
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                                  more_env: []
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                                  redirects: []
                                  do_fork: T
                                )
                                (command.Simple
                                  blame_tok: <egrep>
                                  more_env: []
                                  words: [{<egrep>} {(SQ <'(new|sizeof)([^0-9a-z_]|$)'>)}]
                                  redirects: []
                                  do_fork: T
                                )
                                (command.Simple
                                  blame_tok: <sed>
                                  more_env: []
                                  words: [
                                    {<sed>}
                                    {<-r>}
                                    {(SQ <'s/.*(new|sizeof)([^0-9a-zA-Z_]|$)/\\2/'>)}
                                  ]
                                  redirects: []
                                  do_fork: T
                                )
                                (command.Simple
                                  blame_tok: <sed>
                                  more_env: []
                                  words: [
                                    {<sed>}
                                    {<-r>}
                                    {(SQ <'s/[^0-9a-zA-Z_]*([a-zA-Z0-9_ \\*]+).*/\\1/'>)}
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                                  redirects: []
                                  do_fork: T
                                )
                              ]
                              ops: [<Id.Op_Pipe _> <Id.Op_Pipe _> <Id.Op_Pipe _>]
                            )
                          right: <Id.Eof_RParen _>
                        )
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [{<echo>} {(DQ <'token: '> ($ Id.VSub_DollarName token))}]
              redirects: [(Redir op:<Id.Redir_GreatAnd '1>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})]
              do_fork: T
            )
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [
                {<echo>}
                {
                  (DQ <'Guessed that site <'> (${ Id.VSub_Name sym) <'+'> (${ Id.VSub_Name offset) 
                    <'> allocated: '> (${ Id.VSub_Name token)
                  )
                }
              ]
              redirects: []
              do_fork: T
            )
          ]
          right: <Id.KW_Done done>
        )
      redirects: [
        (Redir
          op: <Id.Redir_TLess '<<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            {
              (DQ 
                (CommandSub
                  left_token: <Id.Left_DollarParen '$('>
                  child: 
                    (command.Pipeline
                      children: [
                        (command.Simple
                          blame_tok: <echo>
                          more_env: []
                          words: [{<echo>} {(DQ ($ Id.VSub_DollarName allocation_sites))}]
                          redirects: []
                          do_fork: T
                        )
                        (command.Simple
                          blame_tok: <sed>
                          more_env: []
                          words: [{<sed>} {<-r>} {(SQ <'s/\\+(0x[0-9a-f]*)$/ \\1/'>)}]
                          redirects: []
                          do_fork: T
                        )
                      ]
                      ops: [<Id.Op_Pipe _>]
                    )
                  right: <Id.Eof_RParen _>
                )
              )
            }
        )
      ]
    )
  ]
)