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<?php for($i = 0; $i < 1; test()){ echo $i, "\n"; } function test(){ if (rand() == 1){ global $i; $i = 1; } }
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 = 8, Position 2 = 2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 2
Branch analysis from position: 8
Branch analysis from position: 2
filename:       /in/febXg
function name:  (null)
number of ops:  9
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 0
          1      > JMP                                                      ->6
    3     2    >   ECHO                                                     !0
          3        ECHO                                                     '%0A'
    2     4        INIT_FCALL_BY_NAME                                       'test'
          5        DO_FCALL                                      0          
          6    >   IS_SMALLER                                               !0, 1
          7      > JMPNZ                                                    ~3, ->2
   10     8    > > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
filename:       /in/febXg
function name:  test
number of ops:  7
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   INIT_FCALL                                               'rand'
          1        DO_ICALL                                         $1      
          2        IS_EQUAL                                                 $1, 1
          3      > JMPZ                                                     ~2, ->6
    7     4    >   BIND_GLOBAL                                              !0, 'i'
    8     5        ASSIGN                                                   !0, 1
   10     6    > > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


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