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<?php $o = new stdClass(); $o->foo = 'bar'; if ( ! $o instanceof stdClass ) { var_dump( "strange" ); } var_dump( "correct" );
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 11
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/Xjcnu
function name:  (null)
number of ops:  15
compiled vars:  !0 = $o
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    4     3        ASSIGN_OBJ                                               !0, 'foo'
          4        OP_DATA                                                  'bar'
    6     5        INSTANCEOF                                       ~5      !0, 'stdClass'
          6        BOOL_NOT                                         ~6      ~5
          7      > JMPZ                                                     ~6, ->11
    7     8    >   INIT_FCALL                                               'var_dump'
          9        SEND_VAL                                                 'strange'
         10        DO_ICALL                                                 
    9    11    >   INIT_FCALL                                               'var_dump'
         12        SEND_VAL                                                 'correct'
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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