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[debbugs-tracker] bug#16520: closed (24.3.50; cl-defstruct with :predica


From: GNU bug Tracking System
Subject: [debbugs-tracker] bug#16520: closed (24.3.50; cl-defstruct with :predicate option)
Date: Thu, 23 Jan 2014 15:03:03 +0000

Your message dated Thu, 23 Jan 2014 10:02:02 -0500
with message-id <address@hidden>
and subject line Re: bug#16520: 24.3.50; cl-defstruct with :predicate option
has caused the debbugs.gnu.org bug report #16520,
regarding 24.3.50; cl-defstruct with :predicate option
to be marked as done.

(If you believe you have received this mail in error, please contact
address@hidden)


-- 
16520: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=16520
GNU Bug Tracking System
Contact address@hidden with problems
--- Begin Message --- Subject: 24.3.50; cl-defstruct with :predicate option Date: Wed, 22 Jan 2014 11:06:34 +0100
Compiling this code:

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

with with:  emacs -Q -batch -f batch-byte-compile foo.el
produces this warning:

  foo.el:8:1:Warning: the function `foo-p' is not known to be defined.

and since foo-p is not defined will also lead errors at run-time when
bar is called.

Adding eval-and-compile to the structure definition avoids the problem
but it's a bug that the compiler emits a call to foo-p at all.


In GNU Emacs 24.3.50.2 (i686-pc-linux-gnu, GTK+ Version 2.24.10)
 of 2014-01-20 on ix




--- End Message ---
--- Begin Message --- Subject: Re: bug#16520: 24.3.50; cl-defstruct with :predicate option Date: Thu, 23 Jan 2014 10:02:02 -0500 User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux)
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).


        Stefan


--- End Message ---

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