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<?php class A { public $v; public function __destruct() { echo "Hello there"; } } class B { public $v; public function __destruct() { echo " from the other side"; } } $a = new A(); $b = new B(); $a->v = $b; $b->v = $a; echo "Before exit\n"; exit(4);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 61) Position 1 = -2
filename:       /in/gO9IK
function name:  (null)
number of ops:  15
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   16     0  E >   NEW                                                  $2      'A'
          1        DO_FCALL                                          0          
          2        ASSIGN                                                       !0, $2
   17     3        NEW                                                  $5      'B'
          4        DO_FCALL                                          0          
          5        ASSIGN                                                       !1, $5
   18     6        ASSIGN_OBJ                                                   !0, 'v'
          7        OP_DATA                                                      !1
   19     8        ASSIGN_OBJ                                                   !1, 'v'
          9        OP_DATA                                                      !0
   21    10        ECHO                                                         'Before+exit%0A'
   22    11      > INIT_FCALL                                                   'exit'
         12*       SEND_VAL                                                     4
         13*       DO_ICALL                                                     
         14*     > RETURN                                                       1

Class A:
Function __destruct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gO9IK
function name:  __destruct
number of ops:  2
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    6     0  E >   ECHO                                                         'Hello+there'
    7     1      > RETURN                                                       null

End of function __destruct

End of class A.

Class B:
Function __destruct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gO9IK
function name:  __destruct
number of ops:  2
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   12     0  E >   ECHO                                                         '+from+the+other+side'
   13     1      > RETURN                                                       null

End of function __destruct

End of class B.

Generated using Vulcan Logic Dumper, using php 8.5.0


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