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<?php // This produces errors (in all versions) $a = $x ? $x : $y; // This desn't produce errors (only PHP 7) $aa = $xx ?? $yy;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 1, Position 2 = 3
Branch analysis from position: 1
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BSHa9
function name:  (null)
number of ops:  9
compiled vars:  !0 = $a, !1 = $x, !2 = $y, !3 = $aa, !4 = $xx, !5 = $yy
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E > > JMPZ                                                     !1, ->3
          1    >   QM_ASSIGN                                        ~6      !1
          2      > JMP                                                      ->4
          3    >   QM_ASSIGN                                        ~6      !2
          4    >   ASSIGN                                                   !0, ~6
    7     5        COALESCE                                         ~8      !4
          6        QM_ASSIGN                                        ~8      !5
          7        ASSIGN                                                   !3, ~8
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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