bug#30846: 26.0.91; debug-watch of kill-all-local-variables triggers 'assertion failed: found == !EQ (blv->defcell, blv->valcell)'

[Eli Zaretskii]

> From: Noam Postavsky <npostavs@gmail.com>
> Date: Thu, 22 Mar 2018 20:20:13 -0400
> Cc: 30846@debbugs.gnu.org
> 
> Stefan Monnier <monnier@IRO.UMontreal.CA> writes:
> 
> > If you feel this is too risky for emacs-26, I wouldn't blame you (this
> > is pretty tricky code): while the assertion crashes Emacs, a normal
> > build without assertions will likely not notice the problem at all.
> > I came up with a test case that catches the problem, but I think that in
> > "real" life it's very unlikely to cause a problem.
> 
> Should we disable the assertion in emacs-26 then?

Do we believe people build a production version with --enable-checking?