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From: Alan Mackenzie <acm@muc.de>
To: David Kastrup <dak@gnu.org>
Cc: "Artur Malabarba" <arturmalabarba@gmail.com>,
	"Zack Piper" <zack@apertron.net>,
	"Kaushal Modi" <kaushal.modi@gmail.com>,
	"Aurélien Aptel" <aurelien.aptel@gmail.com>,
	"Emacs developers" <emacs-devel@gnu.org>
Subject: Re: [PATCH] Fix (letrec ((ignore)))
Date: Tue, 15 Dec 2015 14:14:45 +0000	[thread overview]
Message-ID: <20151215141445.GB5018@acm.fritz.box> (raw)
In-Reply-To: <878u4w92q2.fsf@fencepost.gnu.org>

Hello, David.

On Mon, Dec 14, 2015 at 09:47:49PM +0100, David Kastrup wrote:
> John Wiegley <jwiegley@gmail.com> writes:

> >>>>>> Alan Mackenzie <acm@muc.de> writes:

> >> I should have checked before writing my last contribution, but (let ((foo)
> >> ...) ...) is actually documented as permissible in the Elisp manual.

> >> That weakens considerably the case for making it invalid.

> > Perhaps this is a bug both in the code and the manual?  What say others?

> It's awful as far as I'm concerned.  But being documented and available
> for a long time, deprecating it is a slow process, starting with
> undocumenting it and giving byte compiler warnings.

I've just tried putting a diagnostic into the compiler.  A make
bootstrap turned up 225 occurences of ((foo)) style bindings.

As you say, getting rid of them will be a slow process.  :-(

> I'd not mind getting it on the way.

> -- 
> David Kastrup

-- 
Alan Mackenzie (Nuremberg, Germany).



      parent reply	other threads:[~2015-12-15 14:14 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-11 16:11 [PATCH] Fix (letrec ((ignore))) Zack Piper
2015-12-11 20:08 ` Kaushal Modi
2015-12-12 23:10   ` John Wiegley
2015-12-13  4:08     ` Kyle Meyer
2015-12-13 12:13     ` Alan Mackenzie
2015-12-13 17:41       ` Drew Adams
2015-12-13 22:19         ` Kaushal Modi
2015-12-13 23:05           ` Drew Adams
2015-12-14 18:23       ` John Wiegley
2015-12-14 20:24         ` Alan Mackenzie
2015-12-14 20:25           ` John Wiegley
2015-12-14 20:47             ` David Kastrup
2015-12-14 21:55               ` John Wiegley
2015-12-15 14:14               ` Alan Mackenzie [this message]

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