Re: [PATCH 1/3] kbuild: Add -Wshadow to sparse

From: Sebastian Andrzej Siewior
Date: Wed Oct 17 2018 - 16:13:05 EST

On 2018-10-17 21:25:02 [+0200], Luc Van Oostenryck wrote:
> Hi,

> I made a quick test and I saw it would add a lot of noise because of
> (valid) warnings coming from macros using a statement expression
> redeclaring variables like '__u', 'tmp', ...
> BTW, as far as I can see, sparse never had it enabled by default.

I must have seen those warnings with C=1 _years_ ago otherwise I
wouldn't know about that feature. Or it was enabled by the check process
and got disabled but I can't find evidence for it.

> Kind regards,
> -- Luc Van Oostenryck