From: Andrea Corallo <akrl@sdf.org>
To: Lars Ingebrigtsen <larsi@gnus.org>
Cc: 57957@debbugs.gnu.org, Lars Tveito <larstvei@ifi.uio.no>
Subject: bug#57957: 29.0.50; Native compilation hangs on cyclic lists
Date: Wed, 21 Sep 2022 19:18:55 +0000 [thread overview]
Message-ID: <xjffsgkbko0.fsf@ma.sdf.org> (raw)
In-Reply-To: <87pmfqawm4.fsf@gnus.org> (Lars Ingebrigtsen's message of "Tue, 20 Sep 2022 17:33:55 +0200")
Lars Ingebrigtsen <larsi@gnus.org> writes:
> Lars Tveito <larstvei@ifi.uio.no> writes:
>
>> Evaluating the two following forms results in Emacs hanging:
>>
>> (defun test-cycle ()
>> '#1=(a . #1#))
>>
>> (native-compile 'test-cycle)
>
> It seems to be inflooping in comp-ssa-rename. A debug-on-quit backtrace
> included below.
>
> I've added Andrea to the CCs; perhaps he has some comments.
I see nor cl-nsubst-if nor cl-subst-if are robust against cyclic lists.
Is this a bug in cl-lib or is it expected? In case I'll add an ad-hoc
substitute for this use (if there's no other alternative).
Andrea
next prev parent reply other threads:[~2022-09-21 19:18 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-20 7:55 bug#57957: 29.0.50; Native compilation hangs on cyclic lists Lars Tveito
2022-09-20 15:33 ` Lars Ingebrigtsen
2022-09-21 19:18 ` Andrea Corallo [this message]
2022-09-22 11:15 ` Lars Ingebrigtsen
2022-09-22 12:06 ` Gerd Möllmann
2022-09-22 16:07 ` Andrea Corallo
2022-09-22 16:41 ` Gerd Möllmann
2022-09-22 17:10 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-09-22 22:39 ` Andrea Corallo
2024-03-24 11:26 ` bug#57957: bug#69872: 29.2; Async native compilation of seq.el test uses up resources and hangs Andrea Corallo
2024-04-01 20:46 ` Andrea Corallo
2022-09-25 10:02 ` bug#57957: 29.0.50; Native compilation hangs on cyclic lists Basil L. Contovounesios via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-09-22 14:25 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
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