Subject: Re: bug#15326: 24.3; Incorrect "variable not left unused" in destructuring cl-loop

From: Stefan Monnier <[email-masked]>
Date: Tue, 10 Sep 2013 17:05:52 -0400

> In the macro expansion, the _ is declared in a `let', then later set
> with `setq', "using" it.

A `setq' does not *use* a variable.  It just sets it, affecting
later uses.  If there's no later uses, the setq is just a no-op.

Fixing this will require someone to dig into the `cl-loop' macro.

        Stefan "who suspects it's not really fixed in
                destructuring-bind either"