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<?php echo "<pre>"; for ($i = 1; $i < PHP_INT_MAX; $i <<= 1) { echo $i."\n"; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 3
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 3
Branch analysis from position: 8
Branch analysis from position: 3
filename:       /in/teERh
function name:  (null)
number of ops:  9
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ECHO                                                     '%3Cpre%3E'
    4     1        ASSIGN                                                   !0, 1
          2      > JMP                                                      ->6
    5     3    >   CONCAT                                           ~2      !0, '%0A'
          4        ECHO                                                     ~2
    4     5        ASSIGN_OP                                     6          !0, 1
          6    >   IS_SMALLER                                               !0, 9223372036854775807
          7      > JMPNZ                                                    ~4, ->3
    6     8    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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