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<?php function foo(&$bar) { var_dump($bar); } $z = new stdclass; $v = array(&$z); call_user_func_array("foo", $v);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0gj4W
function name:  (null)
number of ops:  10
compiled vars:  !0 = $z, !1 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'stdclass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
    4     3        INIT_ARRAY                                       ~5      !0
          4        ASSIGN                                                   !1, ~5
    5     5        INIT_FCALL                                               'foo'
          6        SEND_ARRAY                                               !1
          7        CHECK_UNDEF_ARGS                                         
          8        DO_FCALL                                      0          
          9      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0gj4W
function name:  foo
number of ops:  5
compiled vars:  !0 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
          1        INIT_FCALL                                               'var_dump'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
          4      > RETURN                                                   null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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