GNU bug report logs - #13530
head: memory exhausted when printing all from stdin but last P/E bytes

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Message #44 received at 13530 <at> debbugs.gnu.org (full text, mbox):

From: Paul Eggert <eggert <at> cs.ucla.edu>
To: Jim Meyering <jim <at> meyering.net>
Cc: lei.zhang <at> uwaterloo.ca, 13530 <at> debbugs.gnu.org,
	Pádraig Brady <P <at> draigBrady.com>, coreutils <at> gnu.org
Subject: Re: bug#13530: head: memory exhausted when printing all from stdin
	but last P/E bytes
Date: Mon, 27 May 2013 17:25:36 -0700

On 05/27/2013 05:07 PM, Jim Meyering wrote:

> +max_BUFSIZ=$(expr 256 '*' 1024)
> +lim=$(expr $SIZE_MAX - $max_BUFSIZ)

Can't this code fail, due to overflow, on non-GMP hosts?  See:

http://lists.gnu.org/archive/html/coreutils/2013-05/msg00060.html

and look for "$SIZE_MAX".

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