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From: Alan Mackenzie <acm@muc.de>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: "Mattias Engdegård" <mattias.engdegard@gmail.com>,
	65017@debbugs.gnu.org,
	"Eric Marsden" <eric.marsden@risk-engineering.org>
Subject: bug#65017: 29.1; Byte compiler interaction with cl-lib function objects, removes symbol-function
Date: Thu, 3 Aug 2023 18:48:20 +0000	[thread overview]
Message-ID: <ZMv2dFsYpPbXx0XQ@ACM> (raw)
In-Reply-To: <jwvy1is5bh8.fsf-monnier+emacs@gnu.org>

Hello, Stefan.

On Thu, Aug 03, 2023 at 12:41:55 -0400, Stefan Monnier wrote:
> > cl--label-convert is defined as "Special macro-expander to rename
> > (function F) references in `cl-labels'.".  What does "rename (function
> > F) references" mean?  Is the term "name" in this context defined
> > anywhere?

> `cl--label-convert` is the macro expander for (function F) used inside
> `cl-labels` so that

>     (cl-labels ((my-foo () toto))
>       #'my-foo)

> gets turned into

>     (let ((bar (lambda () toto)))
>       bar)

> So it "renames" (function my-foo) to the corresponding variable `bar`.

> But for most (function BLA) the code should be left as-is, which a macro
> can't do directly, so `cl--labels-convert-cache` is a hack which lets us
> receive a handle to the overall (function BLA) form so we can return it
> as-is rather than having to rebuild a *new* (function BLA) which would
> just make the macro-expander call us right-back.

OK, thanks.

[ .... ]

>         Stefan

-- 
Alan Mackenzie (Nuremberg, Germany).





  reply	other threads:[~2023-08-03 18:48 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-02 10:28 bug#65017: 29.1; Byte compiler interaction with cl-lib function objects, removes symbol-function Eric Marsden
2023-08-03  9:39 ` Mattias Engdegård
2023-08-03 14:43   ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-03 15:37     ` Mattias Engdegård
2023-08-03 16:36       ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-03 16:53         ` Mattias Engdegård
2023-08-03 17:30           ` Mattias Engdegård
2023-08-03 16:43     ` Alan Mackenzie
2023-08-03 17:30       ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-03 18:22         ` Alan Mackenzie
2023-08-03 21:00           ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-03 21:10         ` Alan Mackenzie
2023-08-03 21:46           ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-04  9:55             ` Alan Mackenzie
2023-08-05 22:45               ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-04 10:14             ` Mattias Engdegård
2023-08-04 11:11               ` Alan Mackenzie
2023-08-04 13:41                 ` Mattias Engdegård
2023-08-05 22:40               ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-06 10:47                 ` Mattias Engdegård
2023-08-08  2:33                   ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-04  5:35           ` Eli Zaretskii
2023-08-04 14:16             ` Alan Mackenzie
2023-08-05 20:22             ` Alan Mackenzie
2023-08-06  4:49               ` Eli Zaretskii
2023-08-04 13:22     ` Alan Mackenzie
2023-08-04 14:04       ` Eli Zaretskii
2023-08-04 14:49         ` Alan Mackenzie
2023-08-04 15:22           ` Eli Zaretskii
2023-08-04 16:43             ` Alan Mackenzie
2023-08-04 17:54               ` Eli Zaretskii
2023-08-05 22:58             ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-05 22:53       ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-06 11:59         ` Alan Mackenzie
2023-08-08  2:44           ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-08 16:56             ` Alan Mackenzie
2023-08-10  3:41               ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-10 14:50                 ` Alan Mackenzie
2023-08-12  3:28                   ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-12  9:59                     ` Mattias Engdegård
2023-08-12 18:21                       ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-12 10:40                     ` Mattias Engdegård
2023-08-12 16:46                     ` Alan Mackenzie
2023-08-12 18:28                       ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-13 10:10                         ` Alan Mackenzie
2023-08-13 16:12                           ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-14 17:10                             ` Alan Mackenzie
2023-08-03 16:11   ` Alan Mackenzie
2023-08-03 16:41     ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-03 18:48       ` Alan Mackenzie [this message]
2023-08-09 12:27 ` Alan Mackenzie

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