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<?php abstract class BaseClass { abstract protected function __clone(); } class MommasBoy extends BaseClass { protected function __clone() { echo __METHOD__, "\n"; } } class LatchkeyKid extends BaseClass { public function __construct() { echo 'In ', __CLASS__, ":\n"; $kid = new MommasBoy(); $kid = clone $kid; } public function __clone() {} } $obj = new LatchkeyKid();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/okOmS
function name:  (null)
number of ops:  4
compiled vars:  !0 = $obj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   21     0  E >   NEW                                              $1      'LatchkeyKid'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
          3      > RETURN                                                   1

Class BaseClass:
Function __clone:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/okOmS
function name:  __clone
number of ops:  1
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E > > RETURN                                                   null

End of function __clone

End of class BaseClass.

Class MommasBoy:
Function __clone:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/okOmS
function name:  __clone
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   ECHO                                                     'MommasBoy%3A%3A__clone'
          1        ECHO                                                     '%0A'
    9     2      > RETURN                                                   null

End of function __clone

End of class MommasBoy.

Class LatchkeyKid:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/okOmS
function name:  __construct
number of ops:  9
compiled vars:  !0 = $kid
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   ECHO                                                     'In+'
          1        ECHO                                                     'LatchkeyKid'
          2        ECHO                                                     '%3A%0A'
   15     3        NEW                                              $1      'MommasBoy'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !0, $1
   16     6        CLONE                                            ~4      !0
          7        ASSIGN                                                   !0, ~4
   17     8      > RETURN                                                   null

End of function __construct

Function __clone:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/okOmS
function name:  __clone
number of ops:  1
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   18     0  E > > RETURN                                                   null

End of function __clone

End of class LatchkeyKid.

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