From: Philipp Stephani <p.stephani2@gmail.com>
To: 24912-done@debbugs.gnu.org
Subject: bug#24912: 25.1.50; Byte compiler generates incorrect code when second &optional is used
Date: Tue, 22 Nov 2016 13:10:35 +0000 [thread overview]
Message-ID: <CAArVCkTUXqZgAr_SJUXyTFinyAhbRDY9f5Z1BC7NE2jHGeCi9A@mail.gmail.com> (raw)
In-Reply-To: <wvr437j08ioq.fsf@a.muc.corp.google.com>
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Philipp Stephani <p.stephani2@gmail.com> schrieb am Mi., 9. Nov. 2016 um
22:11 Uhr:
>
> emacs -Q
>
> In *scratch*, evaluate:
>
> (funcall
> (let ((lexical-binding t))
> (byte-compile
> (lambda (&optional a b)
> (list a b))))
> 'a 'b)
>
> Result is (a b), as expected. Now evaluate
>
> (funcall
> (let ((lexical-binding t))
> (byte-compile
> (lambda (&optional a &optional b)
> (list a b))))
> 'a 'b)
>
> Result is (b nil).
>
> Emacs should either generate correct code in both cases, or signal an
> error in the latter case.
>
> Fixed with commit 0d913da15c094bf596dd685acecf3438228c15cf.
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prev parent reply other threads:[~2016-11-22 13:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-09 21:08 bug#24912: 25.1.50; Byte compiler generates incorrect code when second &optional is used Philipp Stephani
2016-11-22 13:10 ` Philipp Stephani [this message]
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