quartz: Check allocation failure and clear
dmitry at codeweavers.com
Fri Mar 9 09:37:40 CST 2007
"Felix Nawothnig" <flexo at holycrap.org> wrote:
> Dmitry Timoshkov wrote:
>>> However, note that NULL is not always all binary zero in memory. :)
>> I don't believe it's true since NULL is defined as (void *)0.
> Actually it may aswell be just 0 in C. Just in C++ it's defined to be
> (void *)0. But even with just 0 an assignment/compare/whatever will get
> you an implicit typecast which makes the compiler generate any necessary
> See http://c-faq.com/null/
Have you read it at all? NULL is guaranteed to be 0 in all contexts.
If some C++ compiler decides to generate not 0 data while converting/casting
a NULL pointer, it should be declared broken.
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