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<?php //Source: https://bugs.php.net/bug.php?id=67538 $list = new SplDoublyLinkedList(); $list->push('a'); $list->push('b'); $list->rewind(); $list->offsetUnset(0); $list->push('c'); $list->offsetUnset(0); $list->next();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/EG7ES
function name:  (null)
number of ops:  23
compiled vars:  !0 = $list
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   NEW                                              $1      'SplDoublyLinkedList'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    5     3        INIT_METHOD_CALL                                         !0, 'push'
          4        SEND_VAL_EX                                              'a'
          5        DO_FCALL                                      0          
    6     6        INIT_METHOD_CALL                                         !0, 'push'
          7        SEND_VAL_EX                                              'b'
          8        DO_FCALL                                      0          
    8     9        INIT_METHOD_CALL                                         !0, 'rewind'
         10        DO_FCALL                                      0          
    9    11        INIT_METHOD_CALL                                         !0, 'offsetUnset'
         12        SEND_VAL_EX                                              0
         13        DO_FCALL                                      0          
   10    14        INIT_METHOD_CALL                                         !0, 'push'
         15        SEND_VAL_EX                                              'c'
         16        DO_FCALL                                      0          
   11    17        INIT_METHOD_CALL                                         !0, 'offsetUnset'
         18        SEND_VAL_EX                                              0
         19        DO_FCALL                                      0          
   12    20        INIT_METHOD_CALL                                         !0, 'next'
         21        DO_FCALL                                      0          
         22      > RETURN                                                   1

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