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From: Joost Kremers <joostkremers@fastmail.fm>
To: "Andreas Röhler" <andreas.roehler@easy-emacs.de>
Cc: Help Gnu Emacs mailing list <help-gnu-emacs@gnu.org>
Subject: Re: dotimes var comiler warning
Date: Thu, 24 Nov 2016 13:53:29 +0100	[thread overview]
Message-ID: <87h96xrqd2.fsf@fastmail.fm> (raw)
In-Reply-To: <3461044f-783e-cdc6-6d82-294b534e53ed@easy-emacs.de>


On Thu, Nov 24 2016, Andreas Röhler wrote:
> when employing a form
>
> (dotimes (i erg)
>
>     ...do-something
>
>
> Compiler sends a warning "Unused lexical variable ‘i’ - whilst 
> seems no 
> way to leave out such a var.

This seems to work:

    (dotimes (_ erg)
      ...)

(info "(elisp) Using Lexical Binding") says:

,----
|    (To silence byte-compiler warnings about unused variables, 
     just use a
| variable name that start with an underscore.  The byte-compiler
| interprets this as an indication that this is a variable known 
  not to be
| used.)
`----

(Very bottom of the page)

HTH


-- 
Joost Kremers
Life has its moments



  reply	other threads:[~2016-11-24 12:53 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-24 12:47 dotimes var comiler warning Andreas Röhler
2016-11-24 12:53 ` Joost Kremers [this message]
2016-11-24 13:59   ` Andreas Röhler
2016-11-24 13:32 ` Michael Heerdegen
2016-11-24 14:14   ` Andreas Röhler
2016-12-01 23:08     ` Emanuel Berg
2016-11-24 20:51   ` Emanuel Berg

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