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<?php echo PHP_INT_MAX . "\n"; var_dump((double)\PHP_INT_MAX === (double)(\PHP_INT_MAX - 1));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/EgniH
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ECHO                                                         '9223372036854775807%0A'
    5     1        INIT_FCALL                                                   'var_dump'
          2        CAST                                              5  ~0      9223372036854775807
          3        CAST                                              5  ~1      9223372036854775806
          4        IS_IDENTICAL                                         ~2      ~0, ~1
          5        SEND_VAL                                                     ~2
          6        DO_ICALL                                                     
          7      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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