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Re: Division by zero

From: "Jie Zhang" <jzhang918 at gmail dot com>
To: "Steven Bosscher" <stevenb dot gcc at gmail dot com>
Cc: "Robert Dewar" <dewar at adacore dot com>, "Ian Lance Taylor" <iant at google dot com>, gcc at gcc dot gnu dot org
Date: Sat, 10 Feb 2007 21:54:37 +0800
Subject: Re: Division by zero
References: <6f48278f0702092059n1cd6005ah9dea2795827a11aa@mail.gmail.com> <m3tzxu8si2.fsf@localhost.localdomain> <45CDC415.3060107@adacore.com> <6f48278f0702100529y595b5a21q70b9293e8c2dcae7@mail.gmail.com> <571f6b510702100532x367f59e8pa19a0036fcefb9cc@mail.gmail.com>

On 2/10/07, Steven Bosscher <stevenb.gcc@gmail.com> wrote:

On 2/10/07, Jie Zhang <jzhang918@gmail.com> wrote:
> The code I posted in my first email is from libgloss/libnosys/_exit.c.
> It's used to cause an exception deliberately. From your replies, it
> seems it should find another way to do that.

Maybe you can use __builtin_trap() ?

The exception generated by __builtin_trap () might have been used by
stack limit checking. Reusing it in _exit () might confuse the
exception handler I think.

Jie

References:
- Division by zero
  - From: Jie Zhang
- Re: Division by zero
  - From: Ian Lance Taylor
- Re: Division by zero
  - From: Robert Dewar
- Re: Division by zero
  - From: Jie Zhang
- Re: Division by zero
  - From: Steven Bosscher

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