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<?php function userland_call_user_func(callable $function, ...$args) { return $function(...$args); } function foo($bar) { throw new \Exception(); } function bar() { userland_call_user_func('foo', 'baz'); } bar();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/i4G8c
function name:  (null)
number of ops:  3
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                                   'bar'
          1        DO_FCALL                                          0          
          2      > RETURN                                                       1

Function userland_call_user_func:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/i4G8c
function name:  userland_call_user_func
number of ops:  8
compiled vars:  !0 = $function, !1 = $args
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   RECV                                                 !0      
          1        RECV_VARIADIC                                        !1      
          2        INIT_DYNAMIC_CALL                                            !0
          3        SEND_UNPACK                                                  !1
          4        CHECK_UNDEF_ARGS                                             
          5        DO_FCALL                                          1  $2      
          6      > RETURN                                                       $2
          7*     > RETURN                                                       null

End of function userland_call_user_func

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 108) Position 1 = -2
filename:       /in/i4G8c
function name:  foo
number of ops:  5
compiled vars:  !0 = $bar
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    5     0  E >   RECV                                                 !0      
          1        NEW                                                  $1      'Exception'
          2        DO_FCALL                                          0          
          3      > THROW                                             0          $1
          4*     > RETURN                                                       null

End of function foo

Function bar:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/i4G8c
function name:  bar
number of ops:  5
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    6     0  E >   INIT_FCALL                                                   'userland_call_user_func'
          1        SEND_VAL                                                     'foo'
          2        SEND_VAL                                                     'baz'
          3        DO_FCALL                                          0          
          4      > RETURN                                                       null

End of function bar

Generated using Vulcan Logic Dumper, using php 8.5.0


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