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<?php interface ContainsStmts {} // BC break patch class_alias(ContainsStmts::class, StmtsAwareInterface::class); class SomeNode implements ContainsStmts {} $obj = new SomeNode(); // old should keep working var_dump($obj instanceof StmtsAwareInterface); // new var_dump($obj instanceof ContainsStmts);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/6ivv3
function name:  (null)
number of ops:  17
compiled vars:  !0 = $obj
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                                   'class_alias'
          1        SEND_VAL                                                     'ContainsStmts'
          2        SEND_VAL                                                     'StmtsAwareInterface'
          3        DO_ICALL                                                     
    9     4        DECLARE_CLASS                                                'somenode'
   11     5        NEW                                                  $2      'SomeNode'
          6        DO_FCALL                                          0          
          7        ASSIGN                                                       !0, $2
   14     8        INIT_FCALL                                                   'var_dump'
          9        INSTANCEOF                                           ~5      !0, 'StmtsAwareInterface'
         10        SEND_VAL                                                     ~5
         11        DO_ICALL                                                     
   17    12        INIT_FCALL                                                   'var_dump'
         13        INSTANCEOF                                           ~7      !0, 'ContainsStmts'
         14        SEND_VAL                                                     ~7
         15        DO_ICALL                                                     
         16      > RETURN                                                       1

Class ContainsStmts: [no user functions]
Class SomeNode: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.5.0


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