From: Thomas Demmer <demmer AT LSTM DOT Ruhr-UNI-Bochum DOT De>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: division by 0
Date: Wed, 28 Jan 1998 14:05:45 +0100
Organization: Lehrstuhl fuer Stroemungsmechanik
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Tom Chojnacki wrote:
> 
> I have a little problem.
> When I try to perform following code:
> 
> main()
> {
> double a = 0.0, b;
> 
>   b = 1./a;
>   printf("b==%lf\n", b);
> }
> 
> my program exits and I get "Floating Point exception".
> Is there any way to cause that my program not to stop after
> division by zero.
> I have tried the same in "Visual C++ 5.0" and it didn't exit,
> as the result i got:
> b==1.#INF00
> 
> I use gcc v2.6.3 and go32 v1.12. I know that version is no longer
> supported but maybe the same problem occurs in djgpp v2.

Hmm, not sure about v1..
But usually you can set the exception mask with _control87().
Try
info libc alpha _control87

-- 
Ciao
Tom

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* Thomas Demmer                                             *
* Lehrstuhl fuer Stroemungsmechanik                         *
* Ruhr-Uni-Bochum                                           *
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