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<?php class T { } class U { } $v = new T; var_dump( !$v instanceof T ); var_dump( !$v instanceof U ); var_dump( !($v instanceof T) ); var_dump( !($v instanceof U) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2M34k
function name:  (null)
number of ops:  24
compiled vars:  !0 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   NEW                                              $1      'T'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    8     3        INIT_FCALL                                               'var_dump'
          4        INSTANCEOF                                       ~4      !0, 'T'
          5        BOOL_NOT                                         ~5      ~4
          6        SEND_VAL                                                 ~5
          7        DO_ICALL                                                 
    9     8        INIT_FCALL                                               'var_dump'
          9        INSTANCEOF                                       ~7      !0, 'U'
         10        BOOL_NOT                                         ~8      ~7
         11        SEND_VAL                                                 ~8
         12        DO_ICALL                                                 
   10    13        INIT_FCALL                                               'var_dump'
         14        INSTANCEOF                                       ~10     !0, 'T'
         15        BOOL_NOT                                         ~11     ~10
         16        SEND_VAL                                                 ~11
         17        DO_ICALL                                                 
   11    18        INIT_FCALL                                               'var_dump'
         19        INSTANCEOF                                       ~13     !0, 'U'
         20        BOOL_NOT                                         ~14     ~13
         21        SEND_VAL                                                 ~14
         22        DO_ICALL                                                 
         23      > RETURN                                                   1

Class T: [no user functions]
Class U: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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