Re: Is it just me, or did 21.3.50 get a whole lot slower?

[John Wiegley]

>>>>> On Mon Dec 30, Richard writes:

>     After pressing "reply" to compose this e-mail, I went to the
> first line of the message and typed "C-n" four times.  I had my
> co-worker time the pause on his stopwatch.  It took 5 wall-clock
> seconds for the cursor to move.

> Can you use GDB to stop it while this happens?  If you do that even
> 4 times you will probably see where it is spending most of that
> time.

This issue is now closed.  I discovered that the implementation of
"wide-column.el" was the culprit.  It was abusing the
post-command-hook in a way that worked in 21.2, but not in 21.3.  I
have referred the problem to the author.

John