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From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
To: "Stefan-W. Hahn" <stefan.hahn@s-hahn.de>
Cc: emacs-orgmode@gnu.org
Subject: Re: Bug: buffer local variables handled wrong [9.0.5 (release_9.0.5-497-g5bc540 @ /home/hs/.emacs.d/lib/org-mode/lisp/)]
Date: Sun, 04 Jun 2017 11:35:34 +0200	[thread overview]
Message-ID: <87wp8sw0wp.fsf@nicolasgoaziou.fr> (raw)
In-Reply-To: <20170604091819.GI7145@seven> (Stefan-W. Hahn's message of "Sun, 4 Jun 2017 11:18:19 +0200")

"Stefan-W. Hahn" <stefan.hahn@s-hahn.de> writes:

> What I don't understand is, if I expand the pcase with (macrostep-expand) I
> get the following:
>
> ,----
> |     (let (res)
> |     (dolist (pair (buffer-local-variables))
> |       (if
> |           (consp pair)
> |           (let*
> |               ((x
> |                 (car pair))
> |                (x
> |                 (cdr pair)))
> |             (let
> |                 ((val x)
> |                  (var x))
> |               (push
> |                (list 'set var val)
> |                res)))
> |         nil))
> |     res)
> `----
>
> And this is obviously wrong.

This is not obviously wrong. You may be thinking that both `x' symbols
are the same, but they are not. E.g.,

  (let ((s1 (make-symbol "x"))
        (s2 (make-symbol "x")))
    (list (list s1 s2) (eq s1 s2)))

  =>

  ((x x) nil)

Regards,

  reply	other threads:[~2017-06-04  9:35 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-03 11:48 Bug: buffer local variables handled wrong [9.0.5 (release_9.0.5-497-g5bc540 @ /home/hs/.emacs.d/lib/org-mode/lisp/)] Stefan-W. Hahn
2017-06-03 20:46 ` Nicolas Goaziou
2017-06-04  6:57   ` Stefan-W. Hahn
2017-06-04  7:19     ` Nicolas Goaziou
2017-06-04  8:08       ` Stefan-W. Hahn
2017-06-04  8:24         ` Nicolas Goaziou
2017-06-04  9:18           ` Stefan-W. Hahn
2017-06-04  9:35             ` Nicolas Goaziou [this message]
2017-06-04  9:52               ` Stefan-W. Hahn

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