bug#33709: closed (Hang when compiled with --coverage and gcc 7.3)

[GNU bug Tracking System]

Your message dated Sat, 29 Jan 2022 14:18:00 -0500
with message-id <s0wniis653.fsf@fencepost.gnu.org>
and subject line Re: bug#33709: Hang when compiled with --coverage and gcc 7.3
has caused the debbugs.gnu.org bug report #33709,
regarding Hang when compiled with --coverage and gcc 7.3
to be marked as done.

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-- 
33709: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=33709
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> --- Begin Message ---
>
>
>
> Subject: 
>
> Hang when compiled with --coverage and gcc 7.3
>
>
>
>
> Date: 
>
> Tue, 11 Dec 2018 13:59:34 -0500
>
>
>
>
> User-agent: 
>
> Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/)
>
>
>
>
> Package: emacs
> Version: 27.0.50
>
> The Emacs hydra jobset at https://hydra.nixos.org/jobset/gnu/emacs-trunk
> was recently updated to a more recent version of the Nix package
> collection. Ever since then, the "coverage" job (which is the one that
> runs "make check") has timed out after spending hours failing to
> compiled the first test .el file.
>
> I have reproduced the problem on RHEL 7.6 as follows:
>
> bootstrap as normal
> ./make-dist --snapshot --no-check --no-changelog --no-compress
> tar xvf ../emacs-27.0.50.tar
> cd emacs-27.0.50
>
> scl enable devtoolset-7  # this enables gcc 7.3.1 as the default compiler
> export CFLAGS=--coverage
> ./configure --without-all --without-x --without-libgmp
> make -j8
>
> The build completes fine, but now eg:
>
> ./src/emacs --help
>
> never exits. It prints the usage message, then hangs.
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#33709: Hang when compiled with --coverage and gcc 7.3
>
>
>
>
> Date: 
>
> Sat, 29 Jan 2022 14:18:00 -0500
>
>
>
>
> User-agent: 
>
> Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/)
>
>
>
>
> Version: 29.0.50
>
> In https://hydra.nixos.org/build/165911357 I stopped forcing gcc 4.8
> in the coverage build. It worked ok with gcc 7.3.0.
>
> Ref
> http://git.savannah.gnu.org/cgit/hydra-recipes.git/diff/?id=f7344f0e8d56f57de28d4259db96e31f6a013812&id2=5686a5540572a2a6fbc2ba81a429ebdb36fcb631
>
>
> --- End Message ---