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<?php $gmp = gmp_add(0, 0); var_dump($gmp); $gmp2 = $gmp + 1; var_dump($gmp2); $gmp++; var_dump($gmp);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9JaBF
function name:  (null)
number of ops:  18
compiled vars:  !0 = $gmp, !1 = $gmp2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL_BY_NAME                                       'gmp_add'
          1        SEND_VAL_EX                                              0
          2        SEND_VAL_EX                                              0
          3        DO_FCALL                                      0  $2      
          4        ASSIGN                                                   !0, $2
    4     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
    5     8        ADD                                              ~5      !0, 1
          9        ASSIGN                                                   !1, ~5
    6    10        INIT_FCALL                                               'var_dump'
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                                 
    7    13        PRE_INC                                                  !0
    8    14        INIT_FCALL                                               'var_dump'
         15        SEND_VAR                                                 !0
         16        DO_ICALL                                                 
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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