Ramel Eshed wrote:
> > > > Strange. Oh, perhaps it's because this "mybuf" is near the start of the
> > > > buffer list? I reversed the search order, thinking that there is a
> > > > higher chance of searching for a newer buffer.
> > > >
> > > > You can try changing buflist_findname_stat() from:
> > > >
> > > > for (buf = lastbuf; buf != NULL; buf = buf->b_prev)
> > > >
> > > > To:
> > > >
> > > > for (buf = firstbuf; buf != NULL; buf = buf->b_next)
> > > >
> > > > You can also try adding a new buffer after filling the quickfix list and
> > > > calling setbufvar() on that one.
> > > >
> > > > Anyway, how relevant is calling setbufvar() 40000 times?
> > > > Can you use a buffer number instead of a name (would be more reliable
> > > > anyway)?
> > > >
> > > When adding the buffer after filling the quickfix list it takes 3.7s
> > > instead of 6.5. When using buffer number it takes 0.15s if the buffer
> > > is the last one, but it's still slow (3.1s) if the buffer was created
> > > before the list.
> > >
> > > I not sure if this specific use case is relevant (It was relevant to
> > > me, before I made some optimizations to my script...), but I'm sure
> > > that there are many other operations which involve searching in the
> > > buffers list that can slow down Vim when there are many quickfix
> > > items.
> >
> > Please try this again after patch 7.4.2036. The lookup of a buffer by
> > number should be a lot faster.
>
> Yes. It is very fast now.
Thanks for checking. Then we'll drop the idea to add an option not get
a buffer for quickfix errors.
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