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Re: Warnings about keymaps

From: Glenn Morris
Subject: Re: Warnings about keymaps
Date: Mon, 14 Sep 2009 15:10:25 -0400
User-agent: Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/)

Stefan Monnier wrote:

> The bug can be seen more directly by byte-compiling the file below:
>    (defconst foo nil)
>    (defvar foo nil)
> Looks like the "assignment-to-constant" warning should be more
> careful to distinguish defvar from setq.

This seems a fairly nonsensical thing to do, so why shouldn't the
compiler warn about it? The defvar is a best a no-op, at worst a bug
(if you were expecting it to have an effect).

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