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From: Mehrdad Niknami (mniknami_at_[hidden])
Date: 2021-01-05 18:52:07

Not quite - my container is single-ended.


On Tue, Jan 5, 2021 at 9:23 AM Hans Dembinski <hans.dembinski_at_[hidden]>

> > On 4. Jan 2021, at 19:45, Mehrdad Niknami <mniknami_at_[hidden]> wrote:
> >
> > It's similar, but not quite. std::deque uses fixed-size blocks and tends
> to be slow in my experience (at least in some implementations).
> > stationary_vector on the other hand uses variably-sized blocks (with
> geometrically increasing sizes).
> > Its capacity at least doubles every round; in fact, it reduces to a
> single array when the entire size is reserved beforehand.
> > This allows it to perform much more competitively with (and similarly
> to) std::vector.
> > It may be what std::deque should have been, but isn't currently.
> Ok, that sounds like your container offers the same basic guarantees as a
> std::deque with a more efficient implementation. If it is indeed more
> efficient due to the use of variable-sized blocks than
> boost::container::deque, then could you include your improvements into
> boost::container::deque?

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