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<?php $a=4; $b=2; $c = $a^$b; print $c;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7h02q
function name:  (null)
number of ops:  6
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 4
    4     1        ASSIGN                                                   !1, 2
    6     2        BW_XOR                                           ~5      !0, !1
          3        ASSIGN                                                   !2, ~5
    7     4        ECHO                                                     !2
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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