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<?php var_dump(bcadd(100, null)); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GtEsO
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL_BY_NAME                                       'bcadd'
          2        SEND_VAL_EX                                              100
          3        SEND_VAL_EX                                              null
          4        DO_FCALL                                      0  $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                                 
    3     7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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