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<?php interface Ia {} interface Ib extends Ia {} class Foo { protected function xyz(Ib $x) {} } class Bar extends Foo { protected function xyz(Ia $x) {} }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/66uJQ
function name:  (null)
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_CLASS                                            'ib'
    7     1        DECLARE_CLASS                                            'bar', 'foo'
    9     2      > RETURN                                                   1

Class Ia: [no user functions]
Class Ib: [no user functions]
Class Foo:
Function xyz:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/66uJQ
function name:  xyz
number of ops:  2
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1      > RETURN                                                   null

End of function xyz

End of class Foo.

Class Bar:
Function xyz:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/66uJQ
function name:  xyz
number of ops:  2
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   RECV                                             !0      
          1      > RETURN                                                   null

End of function xyz

End of class Bar.

Generated using Vulcan Logic Dumper, using php 8.0.0


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