bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: Eli Zaretskii <eliz@gnu.org>,  pipcet@gmail.com,  41321@debbugs.gnu.org
> Date: Wed, 27 May 2020 22:43:52 -0400
> 
> Indeed, basically `maybe_lisp_pointer` goes against the effort we've put
> into replacing `live_string_p` with `live_string_holding` (i.e. to
> recognize anything that points into any part of a Lisp_String so as to
> prevent collecting it).

You are suggesting that we go back to using live_string_p?