Re: Tooltips GC overhead

[martin rudalics <rudalics@gmx.at>]

 >> Does that mean I have to recompile all elisp files?
 >
 > No, just the .o files, src/temacs, src/bootstrap-emacs, and src/emacs.

Good.  I did that.

 >> Anyway.  If you do `profiler-start', move the mouse over your mode line
 >> for a few seconds so that tooltips show up a couple of times and then do
 >> `profiler-report' and look at the results: Can you tell me from your
 >> report where `tooltip-show' allocates more than half of the bytes it
 >> allocates if _not_ in `x-show-tip'?
 >
 > I presume those bytes are allocated directly by tooltip-show.  By "directly" I mean via a function written in C, e.g., "cons".

There are one call of `copy-sequence', two calls of `stringp', three of
`setf', one of `propertize' and one of `selected-frame'.  Together these
would allocate some 20 million bytes?

OTOH the `copy-sequence', `face-attribute' and `alist-get' calls get
nowhere listed.

martin