GNU bug report logs - #61880
Native compilation fails to generate trampolines on certain scenarios

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Package: emacs;

Reported by: Sergio Durigan Junior <sergiodj <at> sergiodj.net>

Date: Wed, 1 Mar 2023 00:15:02 UTC

Severity: normal

Done: Andrea Corallo <akrl <at> sdf.org>

Bug is archived. No further changes may be made.

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From: Richard Stallman <rms <at> gnu.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: abdo.haji.ali <at> gmail.com, 61880 <at> debbugs.gnu.org, akrl <at> sdf.org
Subject: bug#61880: Native compilation fails to generate trampolines on certain scenarios
Date: Mon, 13 Mar 2023 23:58:45 -0400

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  > > Just a question and an FYI. It seems that even advising primitives issues the same warning now
  > > 
  > > (advice-add 'concat :before #'ignore)
  > > 
  > > Is this intentional?

  > Yes, because advising primitives which are involved in producing
  > primitives could produce unpredictable results.

I'm very glad that we now warn users about this pitfall.
We have had bug reports over the years from users who fell
into it.  To "fix" it would be a mistake, but a warning
is fine.

Maybe the text of the warning should be specific in the case
of primitives like this.

-- 
Dr Richard Stallman (https://stallman.org)
Chief GNUisance of the GNU Project (https://gnu.org)
Founder, Free Software Foundation (https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)
This bug report was last modified 2 years and 64 days ago.

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