GNU bug report logs - #33709
Hang when compiled with --coverage and gcc 7.3

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Package: emacs;

Reported by: Glenn Morris <rgm <at> gnu.org>

Date: Tue, 11 Dec 2018 19:00:02 UTC

Severity: minor

Found in version 27.0.50

Fixed in version 29.0.50

Done: Glenn Morris <rgm <at> gnu.org>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Glenn Morris <rgm <at> gnu.org>
Cc: 33709 <at> debbugs.gnu.org
Subject: bug#33709: Hang when compiled with --coverage and gcc 7.3
Date: Thu, 13 Dec 2018 21:54:29 +0200

> From: Glenn Morris <rgm <at> gnu.org>
> Date: Thu, 13 Dec 2018 14:40:33 -0500
> 
> On hydra, I had to drop all the way back to gcc 4.8 for this issue to go
> away. It still hung with gcc 5.5.0 (https://hydra.nixos.org/build/85827904)
> and 6.4.0 (https://hydra.nixos.org/build/85827876).

Was GCC 4.8 the version used on hydra before you upgraded to 7.4?

I hope Paul will look at this, but personally I'm very surprised that
"--coverage" at all works in a dumped Emacs, given the way it's
triggered (ctors and dtors).  It would be nice to have it working, of
course, if that's feasible.
This bug report was last modified 3 years and 171 days ago.

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