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<?php $foo; $bar; $baz; $var = 2; echo($foo ?? $bar ?? $baz ?? $var); echo((isset($foo)&&$foo!==null)?$foo:((isset($bar)&&$bar!==null)?$bar:((isset($baz)&&$baz!==null)?$baz:$var)));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 10, Position 2 = 12
Branch analysis from position: 10
2 jumps found. (Code = 43) Position 1 = 13, Position 2 = 15
Branch analysis from position: 13
1 jumps found. (Code = 42) Position 1 = 32
Branch analysis from position: 32
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
2 jumps found. (Code = 46) Position 1 = 17, Position 2 = 19
Branch analysis from position: 17
2 jumps found. (Code = 43) Position 1 = 20, Position 2 = 22
Branch analysis from position: 20
1 jumps found. (Code = 42) Position 1 = 31
Branch analysis from position: 31
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 22
2 jumps found. (Code = 46) Position 1 = 24, Position 2 = 26
Branch analysis from position: 24
2 jumps found. (Code = 43) Position 1 = 27, Position 2 = 29
Branch analysis from position: 27
1 jumps found. (Code = 42) Position 1 = 30
Branch analysis from position: 30
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 29
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 26
Branch analysis from position: 19
Branch analysis from position: 12
filename:       /in/2AZYo
function name:  (null)
number of ops:  34
compiled vars:  !0 = $foo, !1 = $bar, !2 = $baz, !3 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !3, 2
    6     1        COALESCE                                         ~5      !0
          2        COALESCE                                         ~6      !1
          3        COALESCE                                         ~7      !2
          4        QM_ASSIGN                                        ~7      !3
          5        QM_ASSIGN                                        ~6      ~7
          6        QM_ASSIGN                                        ~5      ~6
          7        ECHO                                                     ~5
    7     8        ISSET_ISEMPTY_CV                                 ~8      !0
          9      > JMPZ_EX                                          ~8      ~8, ->12
         10    >   TYPE_CHECK                                  1020  ~9      !0
         11        BOOL                                             ~8      ~9
         12    > > JMPZ                                                     ~8, ->15
         13    >   QM_ASSIGN                                        ~10     !0
         14      > JMP                                                      ->32
         15    >   ISSET_ISEMPTY_CV                                 ~11     !1
         16      > JMPZ_EX                                          ~11     ~11, ->19
         17    >   TYPE_CHECK                                  1020  ~12     !1
         18        BOOL                                             ~11     ~12
         19    > > JMPZ                                                     ~11, ->22
         20    >   QM_ASSIGN                                        ~13     !1
         21      > JMP                                                      ->31
         22    >   ISSET_ISEMPTY_CV                                 ~14     !2
         23      > JMPZ_EX                                          ~14     ~14, ->26
         24    >   TYPE_CHECK                                  1020  ~15     !2
         25        BOOL                                             ~14     ~15
         26    > > JMPZ                                                     ~14, ->29
         27    >   QM_ASSIGN                                        ~16     !2
         28      > JMP                                                      ->30
         29    >   QM_ASSIGN                                        ~16     !3
         30    >   QM_ASSIGN                                        ~13     ~16
         31    >   QM_ASSIGN                                        ~10     ~13
         32    >   ECHO                                                     ~10
         33      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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