bug#46256: [feature/native-comp] AOT eln files ignored if run from build tree

[Eli Zaretskii]

> From: Andrea Corallo <akrl@sdf.org>
> Cc: 46256@debbugs.gnu.org, andrewjmoreton@gmail.com
> Date: Sat, 06 Mar 2021 19:19:16 +0000
> 
> > When compiled with -O2 and linked against libgccjit, it crashes with
> > the following backtrace:
> 
> Okay I believe this is clearly a libgccjit bug.  The attached reproducer
> is not crashing on my 32bit setup based on a recent GCC trunk.
> 
> Could you remind me exactly which libgccjit version are you using?

It's from GCC 9.2.0 (yours is probably GCC 10 or even more recent?).
The GCC 9.2.0 tree, and in particular libgccjit itself, was patched to
build successfully on Windows, but looking at the patches I cannot see
anything that could explain crashes in just one or a small number of
Lisp files.