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<?php class A { public static function f() { $obj = new static(); return $obj; } } class B extends A {} var_dump(A::f()); var_dump(B::f());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/X83Jn
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_STATIC_METHOD_CALL                                  'A', 'f'
          2        DO_FCALL                                      0  $0      
          3        SEND_VAR                                                 $0
          4        DO_ICALL                                                 
   15     5        INIT_FCALL                                               'var_dump'
          6        INIT_STATIC_METHOD_CALL                                  'B', 'f'
          7        DO_FCALL                                      0  $2      
          8        SEND_VAR                                                 $2
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Class A:
Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/X83Jn
function name:  f
number of ops:  5
compiled vars:  !0 = $obj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   NEW                          static              $1      
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    6     3      > RETURN                                                   !0
    8     4*     > RETURN                                                   null

End of function f

End of class A.

Class B:
Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/X83Jn
function name:  f
number of ops:  5
compiled vars:  !0 = $obj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   NEW                          static              $1      
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    6     3      > RETURN                                                   !0
    8     4*     > RETURN                                                   null

End of function f

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


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