Re: Skipping unexec via a big .elc file

[Eli Zaretskii]

> From: Andreas Schwab <address@hidden>
> Date: Tue, 10 Jan 2017 10:46:25 +0100
> Cc: address@hidden
> 
> On Jan 09 2017, Stefan Monnier <address@hidden> wrote:
> 
> > Eli wrote:
> >>  Multiple args to , are not supported: ((\, (quote set-window-parameter)) 
> >> temp (\, (quote set-window-parameter)) end)
> >
> > Hmm... I don't understand this.  This message seems to come from
> > backquote.el:
> >
> >    ((eq (car s) backquote-unquote-symbol)
> >     (if (<= level 0)
> >         (cond
> >          ((> (length s) 2)
> >           ;; We could support it with: (cons 2 `(list . ,(cdr s)))
> >           ;; But let's not encourage such uses.
> >           (error "Multiple args to , are not supported: %S" s))
> >          (t (cons (if (eq (car-safe (nth 1 s)) 'quote) 0 1)
> >                   (nth 1 s))))
> >       (backquote-delay-process s (1- level))))
> >
> > but then `s` should have \, in its car, whereas the above message
> > indicates that (car s) is (\, (quote set-window-parameter)) which
> > implies we should not have entered this branch.
> 
> That can only mean that something clobbered backquote-unquote-symbol.

Yes, the value of backquote-unquote-symbol at this point is indeed
this:

   (\, (quote set-window-parameter))

I guess something is wrong with reading dumped.elc?