From: Phil Pennock <zsh-workers+phil.pennock@spodhuis.org>
To: zsh-workers@zsh.org
Subject: Re: SIGFPE crash
Date: Sat, 7 May 2011 19:48:02 -0400 [thread overview]
Message-ID: <20110507234802.GA66442@redoubt.spodhuis.org> (raw)
In-Reply-To: <BANLkTikO3QSLA2h-6g9pz=gU_zi3iF6cQA@mail.gmail.com>
On 2011-05-08 at 00:27 +0200, Mikael Magnusson wrote:
[ mod/modeq ]
> This is assuming we want to do this at all, I am told that only
> division will generate an exception on x86, but presumably other
> arches behave differently, and bash behaves the same way too
> (exception + die). Does some sort of standard have anything to say on
> the matter? I'm guessing someone has thought of it before and clearly
> nobody ever did anything about it.
At least in the INT_MIN case for integers, modulo arithmetic generates
this exception.
I checked, Exim has the same issue, http://bugs.exim.org/1112 filed,
referencing this thread. From that:
% exim -be
> ${eval:-2147483648%-1}
zsh: floating point exception exim -be
*sigh*
-Phil
next prev parent reply other threads:[~2011-05-08 0:04 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-07 21:56 Jon Mayo
2011-05-07 22:17 ` Mikael Magnusson
2011-05-07 22:19 ` Jon Mayo
2011-05-07 22:27 ` Mikael Magnusson
2011-05-07 23:48 ` Phil Pennock [this message]
2011-05-08 0:05 ` Jon Mayo
2011-05-08 0:10 ` Mikael Magnusson
2011-05-08 2:46 ` Bart Schaefer
2011-05-08 7:03 ` Jon Mayo
2011-05-08 17:33 ` Peter Stephenson
2011-05-09 10:21 ` Vincent Lefevre
2011-05-09 10:35 ` Vincent Lefevre
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