Re: Side effects in `tooltip-show'

[Po Lu <luangruo@yahoo.com>]

Eli Zaretskii <eliz@gnu.org> writes:

> I'm not happy about consing a new string each time we have a help-echo
> event.  That'd definitely increase the GC pressure, which is
> undesirable.
>
> How about using 'equal' to compare the strings instead?  What are the
> chances that two help-echo strings of 2 different tooltips will
> compare equal without the properties, but not with the properties?

That's fine by me as well, but the resulting minor snafu where the
tooltip might not be updated if the string contents are identical should
be documented somewhere, I think.

Thanks.