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From: | Andrea Corallo |
Subject: | bug#57957: 29.0.50; Native compilation hangs on cyclic lists |
Date: | Thu, 22 Sep 2022 16:07:37 +0000 |
User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) |
Gerd Möllmann <gerd.moellmann@gmail.com> writes: > Lars Ingebrigtsen <larsi@gnus.org> writes: > >> Andrea Corallo <akrl@sdf.org> writes: >> >>> 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). >> >> I'm not sure -- Stefan probably knows; added to the CCs. > >>From Common Lisp I can say that these functions expect a "tree", > i.e. not a circular list. Okay I tried an adhoc substitute but this is not the only place in the compiler not robust against cyclic lists, so more work will be needed. Andrea
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