Re: Compiler warning

["Andreas Röhler" <andreas.roehler@easy-emacs.de>]

On 18.07.2018 13:48, Noam Postavsky wrote:
> On 18 July 2018 at 07:38, Andreas Röhler <andreas.roehler@easy-emacs.de> wrote:
> 
>> get a strange
>>
>> Warning: Unused lexical variable ‘i’
>>
>> refering to this:
>>
>> (defun py-forward-block (&optional arg decorator bol)
>>    "[...]"
>>    (interactive "p")
>>    (let (erg)
>>      (dotimes (i (or arg 1))
>>        (let ((orig (point)))
>>          (setq erg (py--end-base 'py-block-re orig decorator bol))))
> 
> You haven't use `i', so the warning seems fitting. Use `_' instead of
> `i' to tell the compiler the variable is ignored on purpose.
> 

Thanks.


>> While code below compiles without warning:
>>
>> (defun foo (&optional arg)
>>    (interactive "p")
>>    (dotimes (i (or arg 1))
>>      (insert "Me again\n")))
> 
> Did you compile this one without lexical-binding?
> 


Ehm, yes. Okay, thanks!