Edit report at http://bugs.php.net/bug.php?id=51132&edit=1

 ID:               51132
 Updated by:       [email protected]
 Reported by:      miha dot space at gmail dot com
 Summary:          LinkedList max nodes, Segmentation fault
-Status:           Assigned
+Status:           Feedback
 Type:             Bug
 Package:          SPL related
 Operating System: *
 PHP Version:      5.*, 6
 Assigned To:      colder

 New Comment:

Please try using this snapshot:

  http://snaps.php.net/php5.3-latest.tar.gz
 
For Windows:

  http://windows.php.net/snapshots/




Previous Comments:
------------------------------------------------------------------------
[2010-02-24 10:06:42] [email protected]

Backtrace: http://pastie.org/840266

------------------------------------------------------------------------
[2010-02-24 09:55:43] miha dot space at gmail dot com

I tried also in Windows Vista and crashes to, if I try with Windows xp
sp3 it works with $i=1000000 or until the memory_limit is reached.

------------------------------------------------------------------------
[2010-02-24 09:27:57] [email protected]

Etienne, please look into it. Thanks.

------------------------------------------------------------------------
[2010-02-24 09:16:21] miha dot space at gmail dot com

Description:
------------
Is there any limit i also tried with memory_get_usage and with 29000
linkedlistnodes it uses about 9.25MB. In php.ini i have max 128MB, so
this can't be the problem.

Reproduce code:
---------------
<?php

  class LinkedListNode {

    public $data;

    public $next;



    public function __construct($data) {

      $this->data = $data;

      $this->next = NULL;

    }

  }



  class LinkedList {

    private $first;

    private $last;



    public function __construct() {

      $this->first = NULL;

      $this->last = NULL;

    }



    public function insertLast($data) {

      $node = new LinkedListNode($data);



      if( $this->first != NULL ) {

        $this->last->next = &$node;

        $this->last = &$node;

      }

      else {

        $this->first = &$node;

        $this->last = &$node;

      }

    }

  }



  $list = new LinkedList();



  /* it works

  for($i = 0; $i < 29488; $i++) {

    $list->insertLast(1);

  }*/



  // Segmentation fault

  for($i = 0; $i < 29489; $i++) {

    $list->insertLast(1);

  }

?>

Expected result:
----------------
Nothin, it should exit normally, not segfault.

Actual result:
--------------
 php test2.php

Segmentation fault




------------------------------------------------------------------------



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