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<?php try { $a['a']++; } catch (Throwable $e) { var_dump($e); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Found catch point at position: 3
Branch analysis from position: 3
2 jumps found. (Code = 107) Position 1 = 4, Position 2 = -2
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qWujQ
function name:  (null)
number of ops:  8
compiled vars:  !0 = $a, !1 = $e
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   FETCH_DIM_RW                                     $2      !0, 'a'
          1        PRE_INC                                                  $2
          2      > JMP                                                      ->7
    5     3  E > > CATCH                                       last         'Throwable'
    6     4    >   INIT_FCALL                                               'var_dump'
          5        SEND_VAR                                                 !1
          6        DO_ICALL                                                 
    7     7    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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