Subject: Re: bug#31635: mapcon hangs emacs 24.5.1 of debian

From: Andreas Schwab <[email-masked]>
Date: Tue, 29 May 2018 09:55:51 +0200

On Mai 28 2018, Dave Goel <[email-masked]> wrote:

> (require 'cl)
>
> (mapcon 'identity (list nil nil nil)) => hangs

With 26.1, this now produces an error:

ELISP> (mapcon 'identity (list nil nil nil))
*** Eval error ***  List contains a loop: (nil nil nil . #1)

Andreas.

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Andreas Schwab, [email-masked]
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