enabling W=1 by default

[Simon Glass]

Hi Andy,

On Mon, 21 Oct 2024 at 16:27, Andy Shevchenko
<andriy.shevchenko at linux.intel.com> wrote:
>
> Hi!
>
> looking at the redness of the output of `make W=1` here is the question:
> isn't it a good time to enable `make W=1` by default. Yes, I understand
> the impact, but at least we can do it mandatory for a _new_ code submitted to
> U-Boot, right?
>
> Ideally I would have what Linux kernel has for a few releases already, i.e.
> Werror by default and getting close to make a clean builds with that and
> make W=1` at least against default configurations (yeah, with U-Boot there is
> probably no default, but sandbox one).

Warnings should be warnings...if you would like to enable it for CI
that is fine by me, but the U-Boot makefile shouldn't do it. It
defeats the purpose of having a distinction between errors and
warnings.

Regards,
Simon