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Re: `looking-back' strange warning


From: Barry Margolin
Subject: Re: `looking-back' strange warning
Date: Thu, 01 Oct 2015 14:50:25 -0400
User-agent: MT-NewsWatcher/3.5.3b3 (Intel Mac OS X)

In article <mailman.176.1443721449.16064.help-gnu-emacs@gnu.org>,
 Drew Adams <drew.adams@oracle.com> wrote:

> > It's a feature: calling `looking-back' without LIMIT is slow, don't do
> > that. The compiler is telling you that.
> 
> No, it is "warning" you that there are 2-3 "required" arguments, which is 
> patently false.  This is a product bug, IMO.  Wrong message.
>
> Letting you know how to improve performance or avoid slow performance is 
> helpful information, but it is not a "warning" - there is no danger here.  
> And there is only one required argument.

The message specifically said "Warning:". How can you say it's not a 
warning?

You're right that the wording could be improved, maybe it should say 
that this calling sequence is deprecated.

-- 
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***


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