bug#61960: 30.0.50; Unexec build reliably crashes during loadup

[Eli Zaretskii]

> From: Po Lu <luangruo@yahoo.com>
> Cc: Eli Zaretskii <eliz@gnu.org>,  61960@debbugs.gnu.org,  hi-angel@yandex.ru
> Date: Wed, 15 Mar 2023 21:56:01 +0800
> 
> Andrea Corallo <akrl@sdf.org> writes:
> 
> >  /* Define to build with portable dumper support */                         
> >                                                                             
> >               
> >  #define HAVE_PDUMPER 1
> >
> > [...]
> >
> >  /* Define if Emacs supports unexec. */                                     
> >                                                                             
> >               
> >  #define HAVE_UNEXEC 1 
> 
> And this Emacs compiles and works?
> That's astonishing.

Why astonishing?  AFAIR, it was supposed to work, so unless it
bit-rotted, it should still build and work.

I do agree that the use case for such a configuration is not very
strong.