Re: problems with flet on last emacs

[Thierry Volpiatto <thierry.volpiatto@gmail.com>]

Tassilo Horn <tassilo@member.fsf.org> writes:

> Thierry Volpiatto <thierry.volpiatto@gmail.com> writes:
>
>> All functions that use flet don't work anymore.
>> The anonymous function defined by the flet is not read.
>> (i.e void function foo)
>
> Oh, yes, that occured to me too.
>
>> I could make it working by restarting my computer, recompiling
>> some libraries, (helm, slime) and it worked.
>
> Not for me.  I've tried to rebuild every elisp package, but the error
> persists.
>
>> When I recompile files, restart Emacs, the problem occur again.
>> I have not this problem on 24.1.
>
> Ditto, currently I'm running the released version without problems.
>
>> Any ideas?
>> If not I will send a bug report.
>
> Please do so.  Here's a recipe:
>
>   1. emacs -Q
>   2. goto *scratch*
>   3. eval
>
>      (require 'cl)
>      (flet ((foo () 1))
>        (foo))
>
>
> Debugger entered--Lisp error: (void-function foo)

I can confirm that, of current-release (24.1) it return 1 as expected.

> The macroexpansion is a bit strange:
>
> (let* ((x (cl-function (lambda nil (cl-block foo 1))))
>        (x (symbol-function (quote foo))))
>   (unwind-protect (progn
>                     (fset (quote foo) x)
>                     (foo))
>     (fset (quote foo) x)))
>
> Two times `x', and those should probably gensyms, anyway...
>
> Bye,
> Tassilo

-- 
  Thierry
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