From: Noam Postavsky <npostavs@users.sourceforge.net>
To: Michael Heerdegen <michael_heerdegen@web.de>
Cc: 27016@debbugs.gnu.org, Rafael D Sorkin <rsorkin@perimeterinstitute.ca>
Subject: bug#27016: possible bug in `defsetf'
Date: Thu, 25 May 2017 16:42:50 -0400 [thread overview]
Message-ID: <CAM-tV-9eJQ75F2VEpO17ZtkZwkDBo_kvcVUzLPz1xbJv-m6-tg@mail.gmail.com> (raw)
In-Reply-To: <87vaood6nz.fsf@drachen>
On Thu, May 25, 2017 at 4:26 PM, Michael Heerdegen
<michael_heerdegen@web.de> wrote:
> npostavs@users.sourceforge.net writes:
>
>> Oh, I think `eval-when' should be equivalent:
>>
>> (eval-when (compile load eval)
>> (unless t
>> (defsetf foobar setcar)))
>
> FWIW, I don't understand. Doesn't that just expand to the same code as
> before when evaluated? That code is just evaluated under even more
> circumstances.
Hmm, I thought it would cause the 'unless t' to happen in the
macroexpansion phase as well, but I was wrong. Apparently 'eval-when'
doesn't have this effect, only eval-when-compile or eval-and-compile
will do the trick.
next prev parent reply other threads:[~2017-05-25 20:42 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-22 6:39 bug#27016: possible bug in `defsetf' Rafael D Sorkin
2017-05-22 12:11 ` npostavs
2017-05-22 20:25 ` Rafael D Sorkin
2017-05-22 21:18 ` npostavs
2017-05-22 23:10 ` Michael Heerdegen
2017-05-22 23:23 ` npostavs
2017-05-23 0:45 ` Michael Heerdegen
2017-05-23 0:51 ` npostavs
2017-05-23 1:18 ` Michael Heerdegen
2017-05-22 22:03 ` Rafael D Sorkin
2017-05-22 23:15 ` npostavs
2017-05-24 4:52 ` Rafael D Sorkin
2017-05-24 22:51 ` Michael Heerdegen
2017-05-25 1:50 ` npostavs
2017-05-25 4:59 ` Rafael D Sorkin
2017-05-25 5:01 ` Rafael D Sorkin
2017-05-25 10:38 ` npostavs
2017-05-25 20:26 ` Michael Heerdegen
2017-05-25 20:42 ` Noam Postavsky [this message]
2017-05-25 21:31 ` Michael Heerdegen
2017-05-25 23:03 ` npostavs
2017-05-25 23:40 ` Michael Heerdegen
2017-05-26 3:50 ` Stefan Monnier
2017-05-26 22:51 ` npostavs
2017-05-28 20:45 ` Stefan Monnier
2017-07-02 20:47 ` npostavs
2017-07-03 11:25 ` Michael Heerdegen
2017-07-09 20:13 ` npostavs
2017-07-10 0:26 ` Michael Heerdegen
2017-07-11 1:45 ` npostavs
2017-07-11 16:21 ` Stefan Monnier
2017-07-12 0:55 ` npostavs
2017-07-12 2:01 ` Stefan Monnier
2017-07-13 4:46 ` npostavs
2017-07-13 14:25 ` Stefan Monnier
2017-07-14 0:39 ` npostavs
2017-07-14 3:48 ` Stefan Monnier
2017-07-14 4:32 ` Stefan Monnier
2017-07-15 14:51 ` npostavs
2017-07-16 1:03 ` Stefan Monnier
2017-08-08 1:18 ` npostavs
2017-05-26 5:05 ` Rafael D Sorkin
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