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<?php $x = 3; $y = 4; for(;$y = $y +1, $y > $x;) { echo $y; $y--; $x++; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 10, Position 2 = 3
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 10, Position 2 = 3
Branch analysis from position: 10
Branch analysis from position: 3
filename:       /in/9vANg
function name:  (null)
number of ops:  11
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 3
    3     1        ASSIGN                                                   !1, 4
    4     2      > JMP                                                      ->6
    5     3    >   ECHO                                                     !1
    6     4        PRE_DEC                                                  !1
          5        PRE_INC                                                  !0
    4     6    >   ADD                                              ~6      !1, 1
          7        ASSIGN                                                   !1, ~6
          8        IS_SMALLER                                               !0, !1
          9      > JMPNZ                                                    ~8, ->3
    7    10    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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