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<?php class Foo { public function __construct($x, $y) { $this->x = $x; $this->y = $y; } } $one = new Foo("foo", $a = [&$b]); $two = new Foo("foo", $b = [&$a]); var_dump($one == $two);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MZm12
function name:  (null)
number of ops:  19
compiled vars:  !0 = $one, !1 = $a, !2 = $b, !3 = $two
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   NEW                                              $4      'Foo'
          1        SEND_VAL_EX                                              'foo'
          2        INIT_ARRAY                                       ~5      !2
          3        ASSIGN                                           ~6      !1, ~5
          4        SEND_VAL_EX                                              ~6
          5        DO_FCALL                                      0          
          6        ASSIGN                                                   !0, $4
   13     7        NEW                                              $9      'Foo'
          8        SEND_VAL_EX                                              'foo'
          9        INIT_ARRAY                                       ~10     !1
         10        ASSIGN                                           ~11     !2, ~10
         11        SEND_VAL_EX                                              ~11
         12        DO_FCALL                                      0          
         13        ASSIGN                                                   !3, $9
   15    14        INIT_FCALL                                               'var_dump'
         15        IS_EQUAL                                         ~14     !0, !3
         16        SEND_VAL                                                 ~14
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Class Foo:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MZm12
function name:  __construct
number of ops:  7
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    7     2        ASSIGN_OBJ                                               'x'
          3        OP_DATA                                                  !0
    8     4        ASSIGN_OBJ                                               'y'
          5        OP_DATA                                                  !1
    9     6      > RETURN                                                   null

End of function __construct

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


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