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<?php $provider = [ 'class Foo { const FOO = +"42"; }; var_dump(Foo::FOO);', // int 42 'const FOO = +"42"; var_dump(FOO);', // int 42 'const FOO = (int)"42"; var_dump(FOO);', // fatal error 'class Foo { const FOO = (int)"42"; }; var_dump(Foo::FOO);', // fatal error ]; foreach ($provider as $code) { echo $code . "\n"; eval($code); echo "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 8
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 8
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
filename:       /in/Guplu
function name:  (null)
number of ops:  10
compiled vars:  !0 = $provider, !1 = $code
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   10     1      > FE_RESET_R                                       $3      !0, ->8
          2    > > FE_FETCH_R                                               $3, !1, ->8
   11     3    >   CONCAT                                           ~4      !1, '%0A'
          4        ECHO                                                     ~4
   12     5        INCLUDE_OR_EVAL                                          !1, EVAL
   13     6        ECHO                                                     '%0A'
   10     7      > JMP                                                      ->2
          8    >   FE_FREE                                                  $3
   14     9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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