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<?php $x = PHP_INT_MAX; echo $x . PHP_EOL; $x += 1; echo $x . PHP_EOL;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mMHQ0
function name:  (null)
number of ops:  7
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 9223372036854775807
    4     1        CONCAT                                           ~2      !0, '%0A'
          2        ECHO                                                     ~2
    5     3        ASSIGN_OP                                     1          !0, 1
    6     4        CONCAT                                           ~4      !0, '%0A'
          5        ECHO                                                     ~4
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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