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<?php echo '---- INTMAX vs INTMAX+1'. \PHP_EOL; var_dump(\PHP_INT_MAX); var_dump(\PHP_INT_MAX+1); echo '---- INTMAX to float and back'. \PHP_EOL; var_dump(\intval((float)\PHP_INT_MAX)); var_dump((int)((float)\PHP_INT_MAX)); echo '---- INTMAX+1 to float and back'. \PHP_EOL; var_dump(\intval(\PHP_INT_MAX+1)); var_dump((int)(\PHP_INT_MAX+1)); var_dump(\PHP_INT_MIN); echo '---- ...rendezvous point exists...'. \PHP_EOL; var_dump(\intval(18446744073709551615));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/iDnt4
function name:  (null)
number of ops:  36
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ECHO                                                     '----+INTMAX+vs+INTMAX%2B1%0A'
    4     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAL                                                 9223372036854775807
          3        DO_ICALL                                                 
    5     4        INIT_FCALL                                               'var_dump'
          5        SEND_VAL                                                 9.22337e+18
          6        DO_ICALL                                                 
    6     7        ECHO                                                     '----+INTMAX+to+float+and+back%0A'
    7     8        INIT_FCALL                                               'var_dump'
          9        CAST                                          5  ~2      9223372036854775807
         10        CAST                                          4  ~3      ~2
         11        SEND_VAL                                                 ~3
         12        DO_ICALL                                                 
    8    13        INIT_FCALL                                               'var_dump'
         14        CAST                                          5  ~5      9223372036854775807
         15        CAST                                          4  ~6      ~5
         16        SEND_VAL                                                 ~6
         17        DO_ICALL                                                 
    9    18        ECHO                                                     '----+INTMAX%2B1+to+float+and+back%0A'
   10    19        INIT_FCALL                                               'var_dump'
         20        CAST                                          4  ~8      9.22337e+18
         21        SEND_VAL                                                 ~8
         22        DO_ICALL                                                 
   11    23        INIT_FCALL                                               'var_dump'
         24        CAST                                          4  ~10     9.22337e+18
         25        SEND_VAL                                                 ~10
         26        DO_ICALL                                                 
   12    27        INIT_FCALL                                               'var_dump'
         28        SEND_VAL                                                 -9223372036854775808
         29        DO_ICALL                                                 
   13    30        ECHO                                                     '----+...rendezvous+point+exists...%0A'
   14    31        INIT_FCALL                                               'var_dump'
         32        CAST                                          4  ~13     1.84467e+19
         33        SEND_VAL                                                 ~13
         34        DO_ICALL                                                 
         35      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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