2011/9/30 Krzysztof Żelechowski
<giecrilj@stegny.2a.pl>
Dave Abrahams wrote:
> make it copyable, for example. A wrapper over a plain pointer could
> initialize the pointer to 0. Now it's a valid past-the-end iterator
> into an array of length zero. Such an iterator is also comparable with
> other iterators into the same sequence. That's actually far from
> being minimally singular.
>
I doubt there may be a sequence of length 0 at NULL. How would you allocate
such a sequence?
That's not what he said.
As an aside though, recall that char foo[0]; is a valid declaration of a zero-length aray.