|
| From: | Andreas Politz |
| Subject: | bug#26051: 25.1; overlays may make emacs very slow |
| Date: | Mon, 13 Mar 2017 12:29:37 +0100 |
| User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux) |
ynyaaa@gmail.com writes:
> (benchmark
> 1
> '(with-temp-buffer
> (let ((n 65536))
> (save-excursion (dotimes (i n) (insert (format "\u00E1%d\n" i))))
> (dotimes (i n) (make-overlay (point) (point)) (forward-line)))))
> =>"Elapsed time: 129.815000s (0.277000s in 17 GCs)"
I feel like I should advertise my noverlay branch
https://github.com/politza/emacs-noverlay
where this takes 0.15s on my laptop.
-ap
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