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<?php session_start(); $bar = &$_SESSION['foo']; var_dump($_SESSION['foo']); $foo = 1; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/llXu7
function name:  (null)
number of ops:  12
compiled vars:  !0 = $bar, !1 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'session_start'
          1        DO_ICALL                                                 
    3     2        FETCH_W                      global              $3      '_SESSION'
          3        FETCH_DIM_W                                      $4      $3, 'foo'
          4        ASSIGN_REF                                               !0, $4
    5     5        INIT_FCALL                                               'var_dump'
          6        FETCH_R                      global              ~6      '_SESSION'
          7        FETCH_DIM_R                                      ~7      ~6, 'foo'
          8        SEND_VAL                                                 ~7
          9        DO_ICALL                                                 
    7    10        ASSIGN                                                   !1, 1
    9    11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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