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<?php $a = []; $b = []; $c = empty($a) + empty($b); var_dump($c);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/3PWD2
function name:  (null)
number of ops:  10
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    6     2        ISSET_ISEMPTY_CV                                 ~5      !0
          3        ISSET_ISEMPTY_CV                                 ~6      !1
          4        ADD                                              ~7      ~5, ~6
          5        ASSIGN                                                   !2, ~7
    8     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !2
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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