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Re: Overlays as an AA-tree

From: Stefan Monnier
Subject: Re: Overlays as an AA-tree
Date: Sat, 04 Feb 2017 16:22:00 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2.50 (gnu/linux)

> No problem. Simply write a NEWS entry and declare it a new feature.

That's an efficient solution, indeed.

> If I'm right, we *could* use one tree for front-advance overlays and one
> for non-front-advance ones, such that these tree won't ever become
> unordered by insertion/deletion of text.

But I don't think this one is an efficient solution.  I'm not even sure
it will lead to simpler code (at least I'm pretty sure it will lead to
more code).


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