GNU bug report logs - #18410
Use SAFE_ALLOCA etc. to avoid unbounded stack allocation.

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Package: emacs;

Reported by: Paul Eggert <eggert <at> cs.ucla.edu>

Date: Fri, 5 Sep 2014 06:10:02 UTC

Severity: wishlist

Tags: patch

Done: Paul Eggert <eggert <at> cs.ucla.edu>

Bug is archived. No further changes may be made.

Full log

Message #11 received at 18410 <at> debbugs.gnu.org (full text, mbox):

From: Dmitry Antipov <dmantipov <at> yandex.ru>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: 18410 <at> debbugs.gnu.org
Subject: Re: bug#18410: Use SAFE_ALLOCA etc. to avoid unbounded stack
 allocation.
Date: Fri, 05 Sep 2014 12:59:27 +0400

On 09/05/2014 10:08 AM, Paul Eggert wrote:

> Attached is a patch to fix the unbounded alloca calls that I found when auditing the Emacs source.
> I'm sending this to bug-gnu-emacs to give Eli a heads-up, as some of the fixes affect Windows code.
> This patch is relative to Emacs trunk bzr 117822.

If __GNUC__, can't we use __attribute__ ((cleanup (freeing_function))) for implicit calls
to SAFE_FREE, similar to destructors in C++?

Dmitry
This bug report was last modified 10 years and 258 days ago.

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