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<?php function & a(){ $a = 1; RETURN $a; } var_dump(EMPTY(a()));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/f0Evq
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'a'
          2        DO_FCALL                                      0  $0      
          3        BOOL_NOT                                         ~1      $0
          4        SEND_VAL                                                 ~1
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Function a:
Finding entry points
Branch analysis from position: 0
Return found
filename:       /in/f0Evq
function name:  a
number of ops:  3
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, 1
    5     1      > RETURN_BY_REF                                            !0
    6     2*     > RETURN_BY_REF                                            null

End of function a

Generated using Vulcan Logic Dumper, using php 8.0.0


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