Subject: RE: bug#17893: 24.4.50; (error "Marker does not point anywhere")

From: Drew Adams <[email-masked]>
Date: Wed, 2 Jul 2014 07:22:23 -0700 (PDT)

> > Doesn't it seem odd that the backtrace would *start* with
> > `clear-temporary-map'?
> 
> No, it's run from a pre-command-hook.

I see.  Would a feasible enhancement be for an error backtrace to
show which pre-command-hook function was invoked, and indicate that
that function was invoked from `pre-command-hook'?