On Wed, 23 May 2018 17:18:47 +0200,
Eli Zaretskii wrote:
> 
> > Date: Wed, 23 May 2018 07:10:00 +0200
> > From: Marc Wilhelm Küster <marc@budabe.eu>
> > Cc: Marc Wilhelm Küster <marc@budabe.eu>,
> > 	31547@debbugs.gnu.org
> > 
> > > That's because your Emacs binary is stripped of debugging symbols.  Is
> > > there perhaps an auxiliary distribution with those symbols as separate
> > > files?  If so, could you please install that and repeat what you've
> > > done?
> > > 
> > Not to my knowledge out of the box, I'm afraid. I could perhaps configure and compile my own version of the emacs package with debuging included, but I'd need some time to study how that might work under Archlinux.
> 
> If you do decide to build your own Emacs, I suggest to build version
> 26.1, because it's quite possible this problem is fixed there (and if
> it isn't, it becomes much more urgent).
> 
> > Are there alternatives?
> 
> Not that I know of.