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<?php f((double)5); function f(double $d){ var_dump($d); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4dGn7
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL_BY_NAME                                           'f'
          1        CAST                                              5  ~0      5
          2        SEND_VAL_EX                                                  ~0
          3        DO_FCALL                                          0          
    5     4      > RETURN                                                       1

Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4dGn7
function name:  f
number of ops:  5
compiled vars:  !0 = $d
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   RECV                                                 !0      
    4     1        INIT_FCALL                                                   'var_dump'
          2        SEND_VAR                                                     !0
          3        DO_ICALL                                                     
    5     4      > RETURN                                                       null

End of function f

Generated using Vulcan Logic Dumper, using php 8.5.0


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