On Tue, Dec 23, 2008 at 10:36 PM, bearophile <bearophileh...@lycos.com> wrote:

> system crashes, which have probably caused a billion dollars of pain and 
> damage in the last forty years. In recent years, a number of program 
> analysers like PREfix and PREfast in Microsoft have been used to check 
> references, and give warnings if there is a risk they may be non-null.

Is this a typo?  Why would you want to give warnings about things that
"may be non-null"?

--bb

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