GNU bug report logs - #73318
31.0.50; with-native-compilation=aot breaks exec -a emacs

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From: Spencer Baugh <sbaugh <at> janestreet.com>
To: 73318 <at> debbugs.gnu.org
Cc: Lars Ingebrigtsen <larsi <at> gnus.org>, Andrea Corallo <acorallo <at> gnu.org>
Subject: bug#73318: 31.0.50; with-native-compilation=aot breaks exec -a emacs
Date: Tue, 17 Sep 2024 11:40:23 -0400

Spencer Baugh <sbaugh <at> janestreet.com> writes:

> 1. Compile and install Emacs with --with-native-compilation=aot, e.g.:
> prefix=~/prefix
> mkdir $prefix
> ./configure --with-native-compilation=aot --prefix=$prefix
> make -j64 && make install
> 2. Run emacs with "exec -a" to change its argv[0]:
> sh -c "exec -a emacs $prefix/bin/emacs -Q --batch"
> 3. Observe an error like:
> Error using execdir /usr/local/home/sbaugh/workspaces/24833141-bffb-3c99-a9d6-c366d37c4f5e/+share+/app/emacs/bin/:
> emacs: /usr/local/home/sbaugh/workspaces/24833141-bffb-3c99-a9d6-c366d37c4f5e/+share+/app/emacs/bin/../native-lisp/31.0.50-a88a37f5/preloaded/minibuffer-b2d9c221-284ab177.eln: cannot open shared object file: No such file or directory
>
> "exec -a emacs" works fine for with-native-compilation=yes or
> with-native-compilation=no.

Actually this also breaks with with-native-compilation=yes

It seems sensitive to cached compilation or configure results; I can
only get a reliable failure if I make clean in between attempts.

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