Dan Christensen <jdc+news@uwo.ca> writes:

> I've managed to increase the speed of summary buffer generation
> by about 20% by rewriting gnus-summary-from-or-to-or-newsgroups
> (the %n spec).

[...]

> The changes I made are:
>
> 1) call mail-header-extra only if needed, and at most once
> 2) don't do the string-match more than once
> 3) don't call gnus-decode-encode-word-function more than once
> 4) use gnus-tmp-from instead of (mail-header-from header)

[...]

> The bottleneck is probably now in mail-extract-address-components
> (what I have gnus-extract-address-components set to).  Does someone
> want to tackle speeding that up without reducing its accuracy?
>
> Also, I noticed that removing the %d spec speeds up the generation of
> my summary buffers by about 30%!  Does anyone want to try speeding up
> the corresponding function?

I signed and sent in my copyright assignment papers a couple of weeks
ago.  I've attached the above change as a patch.  Could someone apply
it?

Dan

-- 
Dan Christensen
jdc+news@uwo.ca