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<?php function foo($a) { $b = bar($a); baz(); } function bar(&$b) { $b = 10; } function baz() { throw new Exception(); } try { foo(5); } catch (Exception $e) { echo $e->getTraceAsString(); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Found catch point at position: 4
Branch analysis from position: 4
2 jumps found. (Code = 107) Position 1 = 5, Position 2 = -2
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Xvjin
function name:  (null)
number of ops:  9
compiled vars:  !0 = $e
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   18     0  E >   INIT_FCALL                                               'foo'
          1        SEND_VAL                                                 5
          2        DO_FCALL                                      0          
          3      > JMP                                                      ->8
   19     4  E > > CATCH                                       last         'Exception'
   20     5    >   INIT_METHOD_CALL                                         !0, 'getTraceAsString'
          6        DO_FCALL                                      0  $2      
          7        ECHO                                                     $2
   21     8    > > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Xvjin
function name:  foo
number of ops:  8
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        INIT_FCALL_BY_NAME                                       'bar'
          2        SEND_VAR_EX                                              !0
          3        DO_FCALL                                      0  $2      
          4        ASSIGN                                                   !1, $2
    5     5        INIT_FCALL_BY_NAME                                       'baz'
          6        DO_FCALL                                      0          
    6     7      > RETURN                                                   null

End of function foo

Function bar:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Xvjin
function name:  bar
number of ops:  3
compiled vars:  !0 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   RECV                                             !0      
    9     1        ASSIGN                                                   !0, 10
   10     2      > RETURN                                                   null

End of function bar

Function baz:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 108) Position 1 = -2
filename:       /in/Xvjin
function name:  baz
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   NEW                                              $0      'Exception'
          1        DO_FCALL                                      0          
          2      > THROW                                         0          $0
   15     3*     > RETURN                                                   null

End of function baz

Generated using Vulcan Logic Dumper, using php 8.0.0


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