emacs-devel
[Top][All Lists]
Advanced
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Overlays as an AA-tree

From: Stefan Monnier
Subject: Re: Overlays as an AA-tree
Date: Mon, 06 Feb 2017 10:06:54 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux) 
> Why ? If the tree is sorted by begin only, deletions won't break the
> tree order.  Only insertions with 2 or more overlays at the same
> position and different front-advance types may do so.

But you can start with OL1 < OL2 and end with OL1 = OL2.
Admittedly, if you disallow `=` in your comparison the problem should
not occur.


        Stefan
reply via email to
[Prev in Thread] Current Thread [Next in Thread]