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<?php $d = null; if (is_null($d) === ($d === null)) { echo "It works"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 6
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
filename:       /in/v2OMm
function name:  (null)
number of ops:  7
compiled vars:  !0 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, null
    3     1        TYPE_CHECK                                    2  ~2      !0
          2        TYPE_CHECK                                    2  ~3      !0
          3        IS_IDENTICAL                                             ~2, ~3
          4      > JMPZ                                                     ~4, ->6
    4     5    >   ECHO                                                     'It+works'
    5     6    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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