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Re: have a look at this proggie, please.

To: David Weinehall <tao@xxxxxxxxxx>
Subject: Re: have a look at this proggie, please.
From: "Richard B. Johnson" <root@xxxxxxxxxxxxxxxxxx>
Date: Fri, 20 Nov 1998 08:45:28 -0500 (EST)
Cc: Alan Modra <alan@xxxxxxxxxxxxxxxxxxxxxxxx>, Tigran Aivazian <tigran@xxxxxxxxxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxxx
In-reply-to: <Pine.GSO.4.05.9811191517550.4315-100000@xxxxxxxxxxxxxxxxxxxx>
Reply-to: root@xxxxxxxxxxxxxxxxxx
Sender: owner-linux-kernel@xxxxxxxxxxxxxxxx

> 
> Output:
> 
> -2147483648 * -1 = -2147483648
> Floating exception
> ^^^^^^^^^^^^^^^^^^
> 
> Quite obviously, -MAXINT-1 * -1 is too large for an integer to hold (by
> one), but it should *NOT* report a floating exception... Right?!
> 
Yes but.... What signal should it generate? You need some trap because
once math is invalid, you really don't want to continue. There isn't
a SIGINTEGEROVERFLOW!


Cheers,
Dick Johnson
                 ***** FILE SYSTEM WAS MODIFIED *****
Penguin : Linux version 2.1.128 on an i686 machine (400.59 BogoMips).
Warning : It's hard to remain at the trailing edge of technology.


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References:
- Re: have a look at this proggie, please.
  - From: David Weinehall

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