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Subject: Re: lexical-let detail semantics
Date: Mon, 27 Jul 2009 03:50:30 -0700 (PDT)
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On Jul 27, 11:50=A0am, Daniel Kraft <d...@domob.eu> wrote:
[...]
> I'm happy that lexical-let works well to build closures (and in fact it
> seems that this is the main intention for lexical-let at all); however
> this code does not work as expected:
>
> (setq a 1)
> (lexical-let ((a 2))
> =A0 =A0((lambda () (print a))))
> =A0 =A0=3D> 1
>

I don't know, but this prints `2' in my emacs (GNU Emacs 22.3.1).

-ap
> I don't know why, but it seems that calling a closure directly fails,
> while storing it and calling it later succeeds (as in the examples athttp=
://www.delorie.com/gnu/docs/emacs/cl_21.htmlfor instance). =A0Is this
> a bug or again something expected? =A0If the latter, what's the exact
> rationale and semantics then?
>
> Thank you very much for your help!
> Daniel