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Re: [avr-gcc-list] [Bug] float: 0/0 =2
From: |
Christopher X. Candreva |
Subject: |
Re: [avr-gcc-list] [Bug] float: 0/0 =2 |
Date: |
Wed, 24 Sep 2003 11:21:07 -0400 (EDT) |
On Wed, 24 Sep 2003, Bjarne Laursen wrote:
> So I guess, to make safe portable c-code, one will have to check all
> operands before doing any calculations, so that NaN and Inf can be avoided.
Yes -- this should be standard C codeing practice for ALL programs. This, in
fact, is the reason for most security bugs in Internet apps written in C !
Setting up wrappers for dangerous functions is covered in a good book -
Math Toolkit for Real-Time Programming .
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Chris Candreva -- address@hidden -- (914) 967-7816
WestNet Internet Services of Westchester
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