Re: Control characters in doc strings

[Mattias Engdegård]

24 feb. 2024 kl. 11.58 skrev Eli Zaretskii <eliz@gnu.org>:

> With the current master I see the following warnings:
> 
>  In toplevel form:
>  progmodes/cc-langs.el:682:18: Warning: docstring contains control char #x0d 
> (position 15)
>  progmodes/cc-langs.el:704:18: Warning: docstring contains control char #x0d 
> (position 10)
>  progmodes/cc-langs.el:841:18: Warning: docstring contains control char #x0c 
> (position 9)
>  progmodes/cc-langs.el:841:18: Warning: docstring contains control char #x0d 
> (position 11)
>  progmodes/cc-langs.el:1836:18: Warning: docstring contains control char #x0d 
> (position 9)
> 
> However, I don't think I see any such control characters there, at
> least not when I invoke "C-h v".

It's from a macro whose expansion includes (lambda () VALUE), and if VALUE is a 
string it will be interpreted as a doc string. It is easy to suppress (now 
done), but perhaps we should change the old compiler logic so that a single 
string literal isn't both a doc string and return value.