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

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From: Andrea Corallo <akrl <at> sdf.org>
To: 46256 <at> debbugs.gnu.org
Cc: andrewjmoreton <at> gmail.com, eliz <at> gnu.org
Subject: bug#46256: [feature/native-comp] AOT eln files ignored if run from build tree
Date: Thu, 04 Mar 2021 11:54:23 +0000

Andrea Corallo via "Bug reports for GNU Emacs, the Swiss army knife of
text editors" <bug-gnu-emacs <at> gnu.org> writes:

> Andrea Corallo via "Bug reports for GNU Emacs, the Swiss army knife of
> text editors" <bug-gnu-emacs <at> gnu.org> writes:
>
> [...]
>
>> PS ATM I see a crash too in my 32bit wide-int setup here, this is while
>> executing a top_level_run function loading a .eln file.  I need to
>> compile a more recent gdb to look into this further but it looks
>> something basic is going wrong there.
>
> Ok, I think this issue was that `comp-abi-hash' was not accounting for
> '--with-wide-int' and on my system a wide-int binary was loading a
> non-wide-int .eln.  With 6444f69de2 I added
> `system-configuration-options' as an input to the hash.
>
> This is a conservative choice, we may want to look only at
> '--with-wide-int' but I'm wondering if that's really the only sensitive
> input therefore having `system-configuration-options' in the equation
> looked safer to me at least for now.

Just to report, this morning I've used a bit Emacs 32bit wide-int and as
of 6444f69de2 seems to work fine here (some or org and C file editing),
also the compiler testsuite is passing clean.

  Andrea

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