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

Previous Next

Full log

View this message in rfc822 format

From: Eli Zaretskii <eliz <at> gnu.org>
To: Andrea Corallo <akrl <at> sdf.org>
Cc: 46256 <at> debbugs.gnu.org, andrewjmoreton <at> gmail.com, pipcet <at> gmail.com
Subject: bug#46256: [feature/native-comp] AOT eln files ignored if run from build tree
Date: Tue, 09 Mar 2021 18:42:16 +0200

> From: Andrea Corallo <akrl <at> sdf.org>
> Cc: pipcet <at> gmail.com, 46256 <at> debbugs.gnu.org, andrewjmoreton <at> gmail.com
> Date: Tue, 09 Mar 2021 14:55:40 +0000
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> >> I guess `load' was called two times on the same filename.
> >
> > Is this likely to happen?  Our code generally uses 'require', which
> > should avoid that.
> 
> cc-*.el files for instance have more than one direct call to load.  IIRC
> one of the analyzed cases was cc-mode related (certanly one I observed).

Yes, that's the cc-require macro, as I have discovered meanwhile.  I'm
not yet sure I understand why CC mode does that.

> >> > What are the reasons for unloading a .eln file which was once loaded
> >> > into a session?
> >>
> >> All the functions defined in it are not anymore reachable (read all
> >> symbols functions are makunbound or defined to some other function).
> >
> > That means someone did unload-feature, right?
> 
> Also loading for example a new version freshly compiled of the same file
> should present the same scenario.

Yes, that, too.  There's actually a problem with what we do in that
case, see my other (as yet unwritten) message.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.