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<?php class ParentClass {} class Child extends ParentClass { public function foo(): ParentClass { return new parent(); } } var_dump((new Child())->foo());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5WDl4
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   14     0  E >   INIT_FCALL                                                   'var_dump'
          1        NEW                                                  $0      'Child'
          2        DO_FCALL                                          0          
          3        INIT_METHOD_CALL                                             $0, 'foo'
          4        DO_FCALL                                          0  $2      
          5        SEND_VAR                                                     $2
          6        DO_ICALL                                                     
          7      > RETURN                                                       1

Class ParentClass: [no user functions]
Class Child:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5WDl4
function name:  foo
number of ops:  6
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   10     0  E >   NEW                              parent              $0      
          1        DO_FCALL                                          0          
          2        VERIFY_RETURN_TYPE                                           $0
          3      > RETURN                                                       $0
   11     4*       VERIFY_RETURN_TYPE                                           
          5*     > RETURN                                                       null

End of function foo

End of class Child.

Generated using Vulcan Logic Dumper, using php 8.5.0


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