GNU bug report logs - #63556
29.0.90; Use of _Generic breaks Emacs build on GCC <4.9

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Package: emacs;

Reported by: Spencer Baugh <sbaugh <at> janestreet.com>

Date: Wed, 17 May 2023 17:39:02 UTC

Severity: normal

Found in version 29.0.90

Done: Paul Eggert <eggert <at> cs.ucla.edu>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Spencer Baugh <sbaugh <at> janestreet.com>
Cc: eggert <at> cs.ucla.edu, 63556 <at> debbugs.gnu.org
Subject: bug#63556: 29.0.90; Use of _Generic breaks Emacs build on GCC <4.9
Date: Wed, 17 May 2023 20:45:57 +0300

> Cc: Paul Eggert <eggert <at> cs.ucla.edu>
> From: Spencer Baugh <sbaugh <at> janestreet.com>
> Date: Wed, 17 May 2023 13:38:30 -0400
> 
> 
> Commit 0f5b1fcdf0be8c1b3084518f1c4f6f375828094b "Help GCC compute
> modiff_incr" added usage of _Generic, which breaks the build for me.  I
> think it's because I'm on gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-44),
> and _Generic was added in 4.9?
> 
> If we want to drop support for 4.8 that is fine with me, I just figure
> this was unintentional.

I don't think we want to drop support for GCC 4.8, no.
This bug report was last modified 2 years and 55 days ago.

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