[PATCH] Replace deliberate division by zero with raise(SIGFPE).

Xi Wang xi.wang at gmail.com
Fri Jul 27 01:13:47 CEST 2012

On Jul 26, 2012, at 7:46 PM, Werner Koch wrote:

> On Sat, 14 Jul 2012 23:39, xi.wang at gmail.com said:
>> 1) Division by zero doesn't "provoke a signal" on architectures
>>   like PowerPC.
> The code dates back to 1997.  I checked what GMP tehse days does and
> this is what we should do in libgcrypt too:
>  1. Call a function to handle case.
>  2. Do a divide by zero in this function.
>  3. If we are still alive abort or rais a signal.

Yeah I can make a separate function to handle the case.

JOOC, why still a division by zero in addition to raise?

- xi

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