(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:TMP)
          op: Equal
          rhs: 
            {
              (BracedVarSub
                token: <VSub_Name TMP>
                suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{(Lit_Slash /) (tmp)})
                spids: [41 46]
              )
            }
          spids: [40]
        )
      ]
      spids: [40]
    )
    (Assignment
      keyword: Assign_Readonly
      pairs: [(assign_pair lhs:(LhsName name:TMP) op:Equal spids:[53])]
      spids: [51]
    )
    (FuncDef
      name: log
      body: 
        (BraceGroup
          children: [
            (SimpleCommand
              words: [{(echo)} {(DQ ($ VSub_Number '$0') (': ') ($ VSub_At '$@'))}]
              redirects: [(Redir op_id:Redir_GreatAnd fd:1 arg_word:{(2)} spids:[74])]
            )
          ]
          spids: [63]
        )
      spids: [59 62]
    )
    (FuncDef
      name: die
      body: 
        (BraceGroup
          children: [
            (SimpleCommand
              words: [{(echo)} {(DQ ($ VSub_Number '$0') (' ERROR: ') ($ VSub_At '$@'))}]
              redirects: [(Redir op_id:Redir_GreatAnd fd:1 arg_word:{(2)} spids:[95])]
            )
            (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(1)})
          ]
          spids: [84]
        )
      spids: [80 83]
    )
    (FuncDef
      name: show_help
      body: 
        (BraceGroup
          children: [
            (SimpleCommand
              words: [{(cat)}]
              redirects: [
                (HereDoc
                  op_id: Redir_DLess
                  fd: 16777215
                  body: 
                    {
                      (DQ ('Usage: ./configure [OPTION]\n') ('\n') 
                        ('Detects system settings before a build of Oil.\n') ('\n') ('  --prefix            Prefix for the bin/ directory [/usr/local]\n') 
                        ('  --with-readline     Fail unless readline is available.\n') ("  --without-readline  Don't compile with readline, even if it's available.\n") 
                        ("\t\t      The shell won't have any interactive features.\n")
                      )
                    }
                  do_expansion: True
                  here_end: EOF
                  was_filled: T
                  spids: [115]
                )
              ]
            )
          ]
          spids: [110]
        )
      spids: [106 109]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:FLAG_prefix)
          op: Equal
          rhs: {(SQ </usr/local>)}
          spids: [139]
        )
      ]
      spids: [139]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:FLAG_with_readline) op:Equal rhs:{(SQ )} spids:[144])]
      spids: [144]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:FLAG_without_readline) op:Equal rhs:{(SQ )} spids:[151])]
      spids: [151]
    )
    (While
      cond: [(Sentence child:(C {(true)}) terminator:<Op_Semi ';'>)]
      body: 
        (DoGroup
          children: [
            (Case
              to_match: {(DQ ($ VSub_Number '$1'))}
              arms: [
                (case_arm
                  pat_list: [{(SQ )}]
                  action: [(ControlFlow token:<ControlFlow_Break break>)]
                  spids: [16777215 178 184 16777215]
                )
                (case_arm
                  pat_list: [{(--help)}]
                  action: [(C {(show_help)}) (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(0)})]
                  spids: [187 188 203 16777215]
                )
                (case_arm
                  pat_list: [{(--with-readline)}]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:FLAG_with_readline)
                          op: Equal
                          rhs: {(1)}
                          spids: [211]
                        )
                      ]
                      spids: [211]
                    )
                  ]
                  spids: [207 208 215 16777215]
                )
                (case_arm
                  pat_list: [{(--without-readline)}]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:FLAG_without_readline)
                          op: Equal
                          rhs: {(1)}
                          spids: [223]
                        )
                      ]
                      spids: [223]
                    )
                  ]
                  spids: [219 220 227 16777215]
                )
                (case_arm
                  pat_list: [{(--prefix) (Lit_Other '=') (Lit_Other '*')}]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:FLAG_prefix)
                          op: Equal
                          rhs: 
                            {
                              (CommandSubPart
                                command_list: 
                                  (CommandList
                                    children: [
                                      (C {(expr)} {(DQ ($ VSub_Number '$1'))} {(Lit_Other ':')} 
                                        {(SQ <'--prefix=\\(.*\\)'>)}
                                      )
                                    ]
                                  )
                                left_token: <Left_CommandSub '$('>
                                spids: [246 258]
                              )
                            }
                          spids: [245]
                        )
                      ]
                      spids: [245]
                    )
                  ]
                  spids: [239 242 261 16777215]
                )
                (case_arm
                  pat_list: [{(--prefix)}]
                  action: [
                    (If
                      arms: [
                        (if_arm
                          cond: [
                            (Sentence
                              child: (C {(test)} {($ VSub_Pound '$#')} {(-eq)} {(1)})
                              terminator: <Op_Semi ';'>
                            )
                          ]
                          action: [(C {(die)} {(DQ ('--prefix requires an argument'))})]
                          spids: [16777215 279]
                        )
                      ]
                      spids: [16777215 289]
                    )
                    (C {(shift)})
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:FLAG_prefix)
                          op: Equal
                          rhs: {($ VSub_Number '$1')}
                          spids: [295]
                        )
                      ]
                      spids: [295]
                    )
                  ]
                  spids: [264 265 299 16777215]
                )
                (case_arm
                  pat_list: [{(Lit_Other '*')}]
                  action: [(C {(die)} {(DQ ("Invalid argument '") ($ VSub_Number '$1') ("'"))})]
                  spids: [302 303 315 16777215]
                )
              ]
              spids: [167 173 318]
            )
            (C {(shift)})
          ]
          spids: [164 323]
        )
    )
    (FuncDef
      name: cc_quiet
      body: 
        (BraceGroup
          children: [
            (SimpleCommand
              words: [{(cc)} {(DQ ($ VSub_At '$@'))} {(-o)} {(/dev/null)}]
              redirects: [
                (Redir
                  op_id: Redir_Great
                  fd: 16777215
                  arg_word: {(/dev/null)}
                  spids: [349]
                )
                (Redir op_id:Redir_GreatAnd fd:2 arg_word:{(1)} spids:[352])
              ]
            )
          ]
          spids: [336]
        )
      spids: [332 335]
    )
    (FuncDef
      name: cc_or_die
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (Pipeline
                          children: [
                            (SimpleCommand
                              words: [{(cc)} {(DQ ($ VSub_At '$@'))}]
                              redirects: [
                                (Redir
                                  op_id: Redir_Great
                                  fd: 16777215
                                  arg_word: {($ VSub_Name '$TMP') (/cc.log)}
                                  spids: [375]
                                )
                                (Redir
                                  op_id: Redir_GreatAnd
                                  fd: 2
                                  arg_word: {(1)}
                                  spids: [379]
                                )
                              ]
                            )
                          ]
                          negated: T
                        )
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (C {(log)} {(DQ ("Error running 'cc ") ($ VSub_At '$@') ("':"))})
                    (C {(cat)} {($ VSub_Name '$TMP') (/cc.log)})
                    (C {(die)} {(DQ ('Fatal compile error running feature test'))})
                  ]
                  spids: [16777215 383]
                )
              ]
              spids: [16777215 408]
            )
          ]
          spids: [362]
        )
      spids: [358 361]
    )
    (FuncDef
      name: cc_statement
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair
                  lhs: (LhsName name:pp_var)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$1'))}
                  spids: [425]
                )
              ]
              spids: [423]
            )
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair
                  lhs: (LhsName name:prog)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$2'))}
                  spids: [433]
                )
              ]
              spids: [431]
            )
            (SimpleCommand
              words: [{(cat)}]
              redirects: [
                (Redir
                  op_id: Redir_Great
                  fd: 16777215
                  arg_word: {($ VSub_Name '$TMP') (/cc_statement.c)}
                  spids: [442]
                )
                (HereDoc
                  op_id: Redir_DLess
                  fd: 16777215
                  body: {(DQ ('int main() {\n') ('  ') ($ VSub_Name '$prog') ('\n') ('}\n'))}
                  do_expansion: True
                  here_end: EOF
                  was_filled: T
                  spids: [446]
                )
              ]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: (C {(cc_quiet)} {($ VSub_Name '$TMP') (/cc_statement.c)})
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (C {(echo)} {(DQ ('#define ') ($ VSub_Name '$pp_var') (' 1'))})
                    (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
                  ]
                  spids: [16777215 468]
                )
              ]
              else_action: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})]
              spids: [485 493]
            )
          ]
          spids: [420]
        )
      spids: [416 419]
    )
    (FuncDef
      name: detect_readline
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: (C {(cc_quiet)} {(build/detect-readline.c)} {(-l)} {(readline)})
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [(C {(echo)} {(SQ <'HAVE_READLINE=1'>)})]
                  spids: [16777215 519]
                )
              ]
              else_action: [
                (If
                  arms: [
                    (if_arm
                      cond: [
                        (Sentence
                          child: 
                            (C {(test)} {(DQ ($ VSub_Name '$FLAG_with_readline'))} {(Lit_Other '=')} 
                              {(1)}
                            )
                          terminator: <Op_Semi ';'>
                        )
                      ]
                      action: [
                        (C {(die)} 
                          {
                            (SQ <'readline was not detected on the system (--with-readline passed).'>)
                          }
                        )
                      ]
                      spids: [16777215 545]
                    )
                  ]
                  spids: [16777215 555]
                )
                (C {(echo)} {(SQ <'HAVE_READLINE='>)})
              ]
              spids: [529 565]
            )
          ]
          spids: [505]
        )
      spids: [501 504]
    )
    (FuncDef
      name: detect_and_echo_vars
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (C {(test)} {(DQ ($ VSub_Name '$FLAG_without_readline'))} {(Lit_Other '=')} {(1)})
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [(C {(echo)} {(SQ <'HAVE_READLINE='>)})]
                  spids: [16777215 590]
                )
              ]
              else_action: [(C {(detect_readline)})]
              spids: [600 606]
            )
            (C {(echo)} {(DQ ('PREFIX=') ($ VSub_Name '$FLAG_prefix'))})
          ]
          spids: [574]
        )
      spids: [570 573]
    )
    (FuncDef
      name: cc_print_expr
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair
                  lhs: (LhsName name:c_expr)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$1'))}
                  spids: [631]
                )
              ]
              spids: [629]
            )
            (SimpleCommand
              words: [{(cat)}]
              redirects: [
                (Redir
                  op_id: Redir_Great
                  fd: 16777215
                  arg_word: {($ VSub_Name '$TMP') (/print_expr.c)}
                  spids: [639]
                )
                (HereDoc
                  op_id: Redir_DLess
                  fd: 16777215
                  body: 
                    {
                      (DQ ('#include <stdio.h>\n') ('#include <sys/types.h>  /* size_t, pid_t */\n') 
                        ('\n') ('int main() {\n') ('  printf(') (Right_DoubleQuote '"') ('%lu') (Right_DoubleQuote '"') (', ') 
                        ($ VSub_Name '$c_expr') (');\n') ('}\n')
                      )
                    }
                  do_expansion: True
                  here_end: EOF
                  was_filled: T
                  spids: [643]
                )
              ]
            )
            (C {(cc_or_die)} {(-o)} {($ VSub_Name '$TMP') (/print_expr)} 
              {($ VSub_Name '$TMP') (/print_expr.c)}
            )
            (SimpleCommand
              words: [{($ VSub_Name '$TMP') (/print_expr)}]
              redirects: [
                (Redir
                  op_id: Redir_Great
                  fd: 16777215
                  arg_word: {($ VSub_Name '$TMP') (/print_expr.out)}
                  spids: [675]
                )
              ]
            )
          ]
          spids: [626]
        )
      spids: [622 625]
    )
    (FuncDef
      name: check_sizeof
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair
                  lhs: (LhsName name:pp_var)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$1'))}
                  spids: [730]
                )
              ]
              spids: [728]
            )
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair
                  lhs: (LhsName name:c_type)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$2'))}
                  spids: [738]
                )
              ]
              spids: [736]
            )
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair
                  lhs: (LhsName name:min_bytes)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$3'))}
                  spids: [746]
                )
              ]
              spids: [744]
            )
            (C {(cc_print_expr)} {(DQ ('sizeof(') ($ VSub_Name '$c_type') (')'))})
            (Assignment
              keyword: Assign_Local
              pairs: [(assign_pair lhs:(LhsName name:actual_bytes) op:Equal spids:[765])]
              spids: [763]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:actual_bytes)
                  op: Equal
                  rhs: 
                    {
                      (CommandSubPart
                        command_list: 
                          (CommandList
                            children: [(C {(cat)} {($ VSub_Name '$TMP') (/print_expr.out)})]
                          )
                        left_token: <Left_CommandSub '$('>
                        spids: [769 774]
                      )
                    }
                  spids: [768]
                )
              ]
              spids: [768]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (AndOr
                          ops: [Op_DAmp]
                          children: [
                            (C {(test)} {(-n)} {(DQ ($ VSub_Name '$min_bytes'))})
                            (C {(test)} {(DQ ($ VSub_Name '$actual_bytes'))} {(-lt)} 
                              {(DQ ($ VSub_Name '$min_bytes'))}
                            )
                          ]
                        )
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (C {(die)} 
                      {
                        (DQ ('sizeof(') ($ VSub_Name '$c_type') (') should be at least ') 
                          ($ VSub_Name '$min_bytes') ('; got ') ($ VSub_Name '$actual_bytes')
                        )
                      }
                    )
                  ]
                  spids: [16777215 803]
                )
              ]
              spids: [16777215 818]
            )
            (C {(echo)} {(DQ ('#define ') ($ VSub_Name '$pp_var') (' ') ($ VSub_Name '$actual_bytes'))})
          ]
          spids: [725]
        )
      spids: [721 724]
    )
    (FuncDef
      name: detect_c_language
      body: 
        (BraceGroup
          children: [
            (C {(check_sizeof)} {(SIZEOF_INT)} {(SQ <int>)} {(4)})
            (C {(check_sizeof)} {(SIZEOF_LONG)} {(SQ <long>)} {(4)})
            (C {(check_sizeof)} {(SIZEOF_VOID_P)} {(SQ <'void *'>)} {(4)})
            (C {(check_sizeof)} {(SIZEOF_SHORT)} {(SQ <short>)} {(2)})
            (C {(check_sizeof)} {(SIZEOF_FLOAT)} {(SQ <float>)} {(4)})
            (C {(check_sizeof)} {(SIZEOF_DOUBLE)} {(SQ <double>)} {(8)})
            (C {(check_sizeof)} {(SIZEOF_SIZE_T)} {(SQ <size_t>)} {(4)})
            (C {(check_sizeof)} {(SIZEOF_FPOS_T)} {(SQ <fpos_t>)} {(4)})
            (C {(check_sizeof)} {(SIZEOF_PID_T)} {(SQ <pid_t>)} {(4)})
            (C {(check_sizeof)} {(SIZEOF_OFF_T)} {(SQ <off_t>)} {(SQ )})
            (C {(check_sizeof)} {(SIZEOF_TIME_T)} {(SQ <time_t>)} {(SQ )})
            (If
              arms: [
                (if_arm
                  cond: [
                    (C {(cc_statement)} {(HAVE_LONG_LONG)} {(SQ <'long long x; x = (long long)0;'>)})
                  ]
                  action: [(C {(check_sizeof)} {(SIZEOF_LONG_LONG)} {(SQ <'long long'>)} {(8)})]
                  spids: [16777215 1003]
                )
              ]
              spids: [16777215 1017]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (C {(cc_statement)} {(HAVE_LONG_DOUBLE)} 
                      {(SQ <'long double x; x = (long double)0;'>)}
                    )
                  ]
                  action: [(C {(check_sizeof)} {(SIZEOF_LONG_DOUBLE)} {(SQ <'long double'>)} {(8)})]
                  spids: [16777215 1031]
                )
              ]
              spids: [16777215 1045]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(cc_statement)} {(HAVE_C99_BOOL)} {(SQ <'_Bool x; x = (_Bool)0;'>)})]
                  action: [(C {(check_sizeof)} {(SIZEOF__BOOL)} {(SQ <_Bool>)} {(1)})]
                  spids: [16777215 1060]
                )
              ]
              spids: [16777215 1078]
            )
            (C {(echo)} {(SQ <'#define HAVE_WCHAR_H 1'>)})
            (C {(echo)} {(SQ <'#define SIZEOF_WCHAR_T 4'>)})
            (SimpleCommand
              words: [{(cat)}]
              redirects: [
                (Redir
                  op_id: Redir_Great
                  fd: 16777215
                  arg_word: {($ VSub_Name '$TMP') (/detect_va_list.c)}
                  spids: [1128]
                )
                (HereDoc
                  op_id: Redir_DLess
                  fd: 16777215
                  body: 
                    {
                      (DQ ('#include <stdarg.h>  /* C89 */\n') ('int main() {\n') 
                        ('  va_list list1, list2;\n') ('  list1 = list2;\n') ('}\n')
                      )
                    }
                  do_expansion: True
                  here_end: EOF
                  was_filled: T
                  spids: [1132]
                )
              ]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: (C {(cc_quiet)} {($ VSub_Name '$TMP') (/detect_va_list.c)})
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [(C {(echo)} {(SQ )})]
                  spids: [16777215 1150]
                )
              ]
              else_action: [(C {(echo)} {(SQ <'#define VA_LIST_IS_ARRAY 1'>)})]
              spids: [1162 1172]
            )
          ]
          spids: [842]
        )
      spids: [838 841]
    )
    (FuncDef
      name: main
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: (Pipeline children:[(C {(cc_quiet)} {(build/detect-cc.c)})] negated:T)
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [(C {(die)} {(DQ ("Couldn't compile a basic C program (cc not installed?)"))})]
                  spids: [16777215 1202]
                )
              ]
              spids: [16777215 1212]
            )
            (C {(mkdir)} {(-p)} {(_build)})
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair
                  lhs: (LhsName name:sh_out)
                  op: Equal
                  rhs: {(_build/detected-config.sh)}
                  spids: [1233]
                )
              ]
              spids: [1231]
            )
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair
                  lhs: (LhsName name:c_out)
                  op: Equal
                  rhs: {(_build/detected-config.h)}
                  spids: [1239]
                )
              ]
              spids: [1237]
            )
            (SimpleCommand
              words: [{(detect_and_echo_vars)}]
              redirects: [
                (Redir
                  op_id: Redir_Great
                  fd: 16777215
                  arg_word: {($ VSub_Name '$sh_out')}
                  spids: [1246]
                )
              ]
            )
            (SimpleCommand
              words: [{(detect_c_language)}]
              redirects: [
                (Redir
                  op_id: Redir_Great
                  fd: 16777215
                  arg_word: {($ VSub_Name '$c_out')}
                  spids: [1253]
                )
              ]
            )
            (C {(log)} {(DQ ('Wrote ') ($ VSub_Name '$sh_out') (' and ') ($ VSub_Name '$c_out'))})
          ]
          spids: [1190]
        )
      spids: [1186 1189]
    )
    (FuncDef
      name: unittest
      body: 
        (BraceGroup
          children: [
            (C {(cc_print_expr)} {(SQ <'sizeof(int)'>)})
            (Assignment
              keyword: Assign_Local
              pairs: [(assign_pair lhs:(LhsName name:actual) op:Equal spids:[1287])]
              spids: [1285]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:actual)
                  op: Equal
                  rhs: 
                    {
                      (CommandSubPart
                        command_list: 
                          (CommandList
                            children: [(C {(cat)} {($ VSub_Name '$TMP') (/print_expr.out)})]
                          )
                        left_token: <Left_CommandSub '$('>
                        spids: [1291 1296]
                      )
                    }
                  spids: [1290]
                )
              ]
              spids: [1290]
            )
            (AndOr
              ops: [Op_DPipe]
              children: [
                (C {(test)} {(DQ ($ VSub_Name '$actual'))} {(Lit_Other '=')} {(4)})
                (C {(die)} {(DQ ('Expected 4, got ') ($ VSub_Name '$actual'))})
              ]
            )
            (AndOr
              ops: [Op_DPipe]
              children: [
                (C {(check_sizeof)} {(SIZEOF_INT)} {(SQ <int>)} {(4)})
                (C {(die)} {(DQ (FAILED))})
              ]
            )
            (AndOr
              ops: [Op_DPipe]
              children: [
                (C {(cc_statement)} {(HAVE_INT)} {(SQ <'int x = (int)0;'>)})
                (C {(die)} {(DQ (FAILED))})
              ]
            )
            (AndOr
              ops: [Op_DAmp]
              children: [
                (C {(cc_statement)} {(HAVE_FOO)} {(SQ <'foo x = (foo)0;'>)})
                (C {(die)} {(DQ ('Expected to fail'))})
              ]
            )
          ]
          spids: [1275]
        )
      spids: [1271 1274]
    )
    (C {(main)} {(DQ ($ VSub_At '$@'))})
  ]
)