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<?php class A { function f() { echo 'hi'; } function x() { echo A::f(); } } class B { function f() { A::f(); } } (new B)->f(); (new A)->x(); A::f();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Dc96a
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   NEW                                              $0      'B'
          1        DO_FCALL                                      0          
          2        INIT_METHOD_CALL                                         $0, 'f'
          3        DO_FCALL                                      0          
   12     4        NEW                                              $3      'A'
          5        DO_FCALL                                      0          
          6        INIT_METHOD_CALL                                         $3, 'x'
          7        DO_FCALL                                      0          
   13     8        INIT_STATIC_METHOD_CALL                                  'A', 'f'
          9        DO_FCALL                                      0          
         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/Dc96a
function name:  f
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ECHO                                                     'hi'
          1      > RETURN                                                   null

End of function f

Function x:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Dc96a
function name:  x
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   INIT_STATIC_METHOD_CALL                                  'A', 'f'
          1        DO_FCALL                                      0  $0      
          2        ECHO                                                     $0
          3      > RETURN                                                   null

End of function x

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/Dc96a
function name:  f
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   INIT_STATIC_METHOD_CALL                                  'A', 'f'
          1        DO_FCALL                                      0          
          2      > RETURN                                                   null

End of function f

End of class B.

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