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<?php class A { public function foo() : A { return new self; } } $a = new A; $a->foo(); echo 'a';
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jRnXX
function name:  (null)
number of ops:  7
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   NEW                                              $1      'A'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   12     3        INIT_METHOD_CALL                                         !0, 'foo'
          4        DO_FCALL                                      0          
   13     5        ECHO                                                     'a'
          6      > RETURN                                                   1

Class A:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jRnXX
function name:  foo
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   NEW                          self                $0      
          1        DO_FCALL                                      0          
          2        VERIFY_RETURN_TYPE                                       $0
          3      > RETURN                                                   $0
    8     4*       VERIFY_RETURN_TYPE                                       
          5*     > RETURN                                                   null

End of function foo

End of class A.

Generated using Vulcan Logic Dumper, using php 8.0.0


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