Re: defvars at compile time

[Bill Wohler <wohler@newt.com>]

Reiner Steib <reinersteib+gmane@imap.cc> wrote:

> On Wed, Mar 15 2006, Bill Wohler wrote:
> 
> > Reiner Steib <reinersteib+gmane@imap.cc> wrote:
> >> On Tue, Mar 14 2006, Bill Wohler wrote:
> [...]
> >> >   (eval-when-compile (defvar image-load-path))
> >> 
> >> Yes.  IIRC `eval-when-compile' isn't necessary:
> >
> > Thanks.
> >
> > Not necessary, but better no? Since it's only needed during compilation,
> > doesn't putting it in an eval-when-compile produce one less form to
> > evaluate during run-time? I also find it self-documenting.
> 
> ,----[ http://article.gmane.org/gmane.emacs.devel/42998 ]
> | From: Stefan Monnier
> | Subject: Re: defvars at compile time
> | 
> | [...]
> | 
> | The form (defvar foo) was specifically designed as a byte-compiler
> | directive, so please make use of it.
> `----
> 
> ,----[ http://article.gmane.org/gmane.emacs.devel/43027 ]
> | From: Richard M. Stallman
> | Subject: Re: defvars at compile time
> |
> | The only effect of a defvar with no initial value
> | is to silence the compiler.  So it is superfluous
> | to put it inside eval-when-compile.
> `----
> 
> We should shift this to emacs-devel if more discussion is necessary
> (Mail-Followup-To: emacs-devel).

None necessary ;-).

I had missed that discussion. Vielen dank for forwarding it!

-- 
Bill Wohler <wohler@newt.com>  http://www.newt.com/wohler/  GnuPG ID:610BD9AD
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