bug#57957: 29.0.50; Native compilation hangs on cyclic lists

[Gerd Möllmann]

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.