From: Andreas Schwab <schwab@linux-m68k.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: Dmitry Antipov <dmantipov@yandex.ru>,
18410@debbugs.gnu.org, Paul Eggert <eggert@cs.ucla.edu>
Subject: bug#18410: Use SAFE_ALLOCA etc. to avoid unbounded stack allocation.
Date: Fri, 05 Sep 2014 18:04:53 +0200 [thread overview]
Message-ID: <87egvqgije.fsf@linux-m68k.org> (raw)
In-Reply-To: <jwviol2cbwn.fsf-monnier+emacsbugs@gnu.org> (Stefan Monnier's message of "Fri, 05 Sep 2014 11:44:25 -0400")
Stefan Monnier <monnier@iro.umontreal.ca> writes:
> BTW, AFAIK
>
> Lisp_Object result = unbind_to (count, Fsome_func ());
>
> can always be written
>
> Lisp_Object result = Fsome_func ();
> unbind_to (count, Qnil);
Only if the result is already protected, since unbind_to can GC.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2014-09-05 16:04 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-05 6:08 bug#18410: Use SAFE_ALLOCA etc. to avoid unbounded stack allocation Paul Eggert
2014-09-05 8:45 ` Dmitry Antipov
2014-09-05 15:01 ` Paul Eggert
2014-09-05 15:44 ` Stefan Monnier
2014-09-05 16:04 ` Andreas Schwab [this message]
2014-09-05 17:22 ` Stefan Monnier
2014-09-05 8:59 ` Dmitry Antipov
2014-09-05 15:03 ` Paul Eggert
2014-09-07 7:20 ` Paul Eggert
2014-09-07 17:09 ` Eli Zaretskii
2014-09-07 20:33 ` Paul Eggert
2014-09-08 2:22 ` Stefan Monnier
2014-09-08 2:35 ` Eli Zaretskii
2014-09-08 2:43 ` Stefan Monnier
2014-09-08 2:38 ` Paul Eggert
2014-09-08 3:17 ` Demetrios Obenour
2014-09-08 3:19 ` Daniel Colascione
2014-09-08 3:20 ` Demetrios Obenour
2014-09-08 7:26 ` Dmitry Antipov
2014-09-08 2:36 ` Eli Zaretskii
2014-09-08 12:48 ` Stefan Monnier
2014-09-09 13:17 ` Eli Zaretskii
2014-09-09 13:49 ` Stefan Monnier
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