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<?php ini_set("display_errors",1); error_reporting(E_ALL); $a=null; $$a=1; print_r($$a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/49udB
function name:  (null)
number of ops:  15
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'ini_set'
          1        SEND_VAL                                                 'display_errors'
          2        SEND_VAL                                                 1
          3        DO_ICALL                                                 
    3     4        INIT_FCALL                                               'error_reporting'
          5        SEND_VAL                                                 32767
          6        DO_ICALL                                                 
    4     7        ASSIGN                                                   !0, null
    5     8        FETCH_W                      local               $4      !0
          9        ASSIGN                                                   $4, 1
    6    10        INIT_FCALL                                               'print_r'
         11        FETCH_R                      local               ~6      !0
         12        SEND_VAL                                                 ~6
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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