GNU bug report logs - #16520
24.3.50; cl-defstruct with :predicate option

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Package: emacs;

Reported by: Helmut Eller <eller.helmut <at> gmail.com>

Date: Wed, 22 Jan 2014 10:08:01 UTC

Severity: normal

Found in version 24.3.50

Fixed in version 24.4

Done: Stefan Monnier <monnier <at> iro.umontreal.ca>

Bug is archived. No further changes may be made.

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Message #16 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Helmut Eller <eller.helmut <at> gmail.com>
To: bug-gnu-emacs <at> gnu.org
Subject: Re: bug#16520: 24.3.50; cl-defstruct with :predicate option
Date: Wed, 29 Jan 2014 11:00:40 +0100

On Thu, Jan 23 2014, Stefan Monnier wrote:

> Version: 24.4
>
>>   (cl-defstruct (foo (:predicate foop)))
>>   (defun bar (x) (cl-check-type x foo))
> [...]
>>   foo.el:8:1:Warning: the function `foo-p' is not known to be defined.
>
> Thanks, should be fixed now (more or less: it's an ugly hack).

The fix doesn't work for this example:

 (require 'cl-lib)
 (cl-defstruct (foo (:predicate foo?)))
 (defun bar (x) (cl-check-type x foo))

neither for

  (cl-defstruct (foo (:predicate nil)))

Helmut
This bug report was last modified 11 years and 170 days ago.

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