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Re: Preventing stack overflows with alloca.
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From: |
Yoichi NAKAYAMA |
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Subject: |
Re: Preventing stack overflows with alloca. |
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Date: |
Tue, 26 Oct 2004 02:11:03 +0900 |
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User-agent: |
Wanderlust/2.11.32 (Wonderwall) EMIKO/1.14.1 (Choanoflagellata) IMITATION/1.14.6 (一番搾り) APEL/10.6 Emacs/21.3.50 (i686-pc-linux-gnu) MULE/5.0 (賢木) |
At Fri, 18 Jun 2004 20:13:24 +0900 (JST),
Kenichi Handa wrote:
> Date: Thu, 20 Nov 2003 22:01:20 +0900 (JST)
> From: Kenichi Handa <address@hidden>
> To: address@hidden
> Subject: dangerous alloca calls
> Sender: address@hidden
>
> With CVS HEAD emacs on GNU/Linux,
> (mapcar 'car (make-list #x400000 nil))
> causes segfault.
>
> The attached patch fixes it. But, I found such dangerous
> alloca calls in several other places.
>
> E.g. (format (make-string #x1000000 32))
> (apply 'car (make-list #x100000 nil))
With CVS HEAD emacs on GNU/Linux,
(format (make-string #x1000000 32))
still causes segfault.
Regards,
--
Yoichi NAKAYAMA
- Re: Preventing stack overflows with alloca.,
Yoichi NAKAYAMA <=