(command.CommandList
  children: [
    (command.Simple
      blame_tok: <readonly>
      more_env: []
      words: [{<readonly>} {<Id.Lit_VarLike 'GCS_BUCKET='> (DQ <'gs://kythe-builds'>)}]
      redirects: []
      do_fork: T
    )
    (command.ShFunction
      name_tok: <usage>
      name: usage
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [
                {<echo>}
                {
                  (DQ <'usage: '> 
                    (CommandSub
                      left_token: <Id.Left_DollarParen '$('>
                      child: 
                        (command.Simple
                          blame_tok: <basename>
                          more_env: []
                          words: [{<basename>} {(DQ ($ Id.VSub_Number 0))}]
                          redirects: []
                          do_fork: T
                        )
                      right: <Id.Eof_RParen _>
                    )
                  )
                }
              ]
              redirects: [(Redir op:<Id.Redir_GreatAnd '>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})]
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (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.Binary
                          op_id: Id.BoolBinary_GlobNEqual
                          left: {($ Id.VSub_Pound '#')}
                          right: {<0>}
                        )
                      right: <Id.Lit_DRightBracket ']]'>
                      redirects: []
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          then_kw: <Id.KW_Then then>
          action: [
            (command.Simple
              blame_tok: <usage>
              more_env: []
              words: [{<usage>}]
              redirects: []
              do_fork: T
            )
            (command.ControlFlow keyword:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
          spids: [77 90]
        )
      ]
      else_action: []
      fi_kw: <Id.KW_Fi fi>
      redirects: []
    )
    (command.ShAssignment
      left: <Id.Lit_VarLike 'REPO='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'REPO='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'REPO='> name:REPO)
          op: assign_op.Equal
          rhs: 
            {
              (DQ 
                (CommandSub
                  left_token: <Id.Left_DollarParen '$('>
                  child: 
                    (command.Simple
                      blame_tok: <readlink>
                      more_env: []
                      words: [
                        {<readlink>}
                        {<-e>}
                        {
                          (DQ 
                            (CommandSub
                              left_token: <Id.Left_DollarParen '$('>
                              child: 
                                (command.Simple
                                  blame_tok: <dirname>
                                  more_env: []
                                  words: [{<dirname>} {(DQ ($ Id.VSub_Number 0))}]
                                  redirects: []
                                  do_fork: T
                                )
                              right: <Id.Eof_RParen _>
                            ) <'/..'>
                          )
                        }
                      ]
                      redirects: []
                      do_fork: T
                    )
                  right: <Id.Eof_RParen _>
                )
              )
            }
        )
      ]
      redirects: []
    )
    (command.Simple
      blame_tok: <echo>
      more_env: []
      words: [{<echo>} {(DQ <'Repository Root: '> ($ Id.VSub_DollarName REPO))}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <.>
      more_env: []
      words: [{<.>} {<'tools/modules/versions.sh'>}]
      redirects: []
      do_fork: T
    )
    (command.ShAssignment
      left: <Id.Lit_VarLike 'NAME='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'NAME='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'NAME='> name:NAME)
          op: assign_op.Equal
          rhs: {(DQ <llvm-> (${ Id.VSub_Name FULL_SHA))}
        )
      ]
      redirects: []
    )
    (command.Simple
      blame_tok: <echo>
      more_env: []
      words: [{<echo>} {(DQ <'LLVM Version: '> ($ Id.VSub_DollarName FULL_SHA))}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <cd>
      more_env: []
      words: [{<cd>} {(DQ ($ Id.VSub_DollarName REPO) <'/third_party/llvm'>)}]
      redirects: []
      do_fork: T
    )
    (command.ShAssignment
      left: <Id.Lit_VarLike 'TMP='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'TMP='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'TMP='> name:TMP)
          op: assign_op.Equal
          rhs: 
            {
              (DQ 
                (CommandSub
                  left_token: <Id.Left_DollarParen '$('>
                  child: 
                    (command.Simple
                      blame_tok: <mktemp>
                      more_env: []
                      words: [{<mktemp>} {<-d>}]
                      redirects: []
                      do_fork: T
                    )
                  right: <Id.Eof_RParen _>
                )
              )
            }
        )
      ]
      redirects: []
    )
    (command.Simple
      blame_tok: <trap>
      more_env: []
      words: [{<trap>} {(DQ <'rm -rf \''> ($ Id.VSub_DollarName TMP) <'\''>)} {<EXIT>} {<ERR>} {<INT>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <tar>
      more_env: []
      words: [
        {<tar>}
        {<czf>}
        {(DQ ($ Id.VSub_DollarName TMP) <'/'> ($ Id.VSub_DollarName NAME) <.tar.gz>)}
        {<llvm>}
      ]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <gsutil>
      more_env: []
      words: [
        {<gsutil>}
        {<cp>}
        {(DQ ($ Id.VSub_DollarName TMP) <'/'> ($ Id.VSub_DollarName NAME) <.tar.gz>)}
        {(DQ (${ Id.VSub_Name GCS_BUCKET) <'/'>)}
      ]
      redirects: []
      do_fork: T
    )
  ]
)