We'll take a look at this. Thanks, Andi At 07:48 AM 11/6/2002 +0900, Moriyoshi Koizumi wrote:
The attached patch may be a fix for that bug.
Hope it works.
Moriyoshi
Moriyoshi Koizumi <[EMAIL PROTECTED]> wrote:
> I looked into it, and I've found you really got a point.
>
> ---------------------------
> <?php
> $ragged = array();
> $ragged[0] = "a";
> $ragged[0][0] = array("1");
> var_dump($ragged);
> ?>
> ---------------------------
>
> The first script causes no leaks, while the second does:
> ---------------------------
> <?php
> $ragged = array();
> $ragged[0] = "a";
> $ragged[0][0] = (string)array("1");
> var_dump($ragged);
> ?>
> ---------------------------
>
> Thanks for your insight.
>
>
> Moriyoshi
>
>
> "Ilia A." <[EMAIL PROTECTED]> wrote:
>
> > I agree with you that this bug may not be critical, I am not certain why it
> > was marked as such, however I do believe this is a bug that should be fixed.
> > If my understand of the situation is correct, the memory leak is the result of
> > original $ragged[$count] = "$count"; expression. At this point ZE creates a
> > ZVAL that contains a 2 byte string value, number + \0.
> > When $ragged[$count]['idx'] = 'ragged '.$count; is executed, the original zval
> > containing a string is converted to an array. During this conversion the
> > string value is not freed and the result is a memory leak.
> >
> > Ilia
> >
> > On November 5, 2002 01:45 pm, Moriyoshi Koizumi wrote:
> > > This appears not a bug, but an expected behaviour for me.
> > > Let's change it from "Critial" to "Won't Fix" or so on.
> > >
> > > ---------------------------------------------------------------
> > > <?php
> > > $ragged = array();
> > > for ($count = 0; $count < 10; $count++) {
> > > $ragged[$count] = "$count";
> > > $ragged[$count]['idx'] = "$count";
> > > }
> > > for ($count = 0; $count < 10; $count++) {
> > > printf("single %d: %s\n", $count, $ragged[$count]);
> > > printf("ragged %d: %s\n", $count, $ragged[$count]['idx']);
> > > }
> > > ?>
> > > ---------------------------------------------------------------
> > >
> > > The above snippet is actually a variant of the following code:
> > > ---------------------------------------------------------------
> > > <?php
> > > $ragged = array();
> > > for ($count = 0; $count < 10; $count++) {
> > > $ragged[$count] = (string)$count;
> > > $ragged[$count]{(int)'idx'} = (string)$count;
> > > }
> > > for ($count = 0; $count < 10; $count++) {
> > > printf("single %d: %s\n", $count, $ragged[$count]);
> > > printf("ragged %d: %s\n", $count, $ragged[$count]{(int)'idx'});
> > > }
> > > ?>
> > > ---------------------------------------------------------------
> > > Then, "Cannot use a scalar value as an array" warnings are due to
> > > applications of braces for non-string variables.
> > > But I can't still explain why leaks occured.
> > >
> > > Moriyoshi
> >
> >
> > --
> > PHP Development Mailing List <http://www.php.net/>
> > To unsubscribe, visit: http://www.php.net/unsub.php
> >
>
>
> --
> PHP Development Mailing List <http://www.php.net/>
> To unsubscribe, visit: http://www.php.net/unsub.php
>
--
PHP Development Mailing List <http://www.php.net/>
To unsubscribe, visit: http://www.php.net/unsub.php
-- PHP Development Mailing List <http://www.php.net/> To unsubscribe, visit: http://www.php.net/unsub.php
