enabling W=1 by default

[Heinrich Schuchardt]

On 10/21/24 18:32, Simon Glass wrote:
> 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

Most contributors don't have access to our CI.

doc/develop/sending_patches.rst does not indicate that patches leading
to build warnings won't be accepted.

We should at least amend the documentation.

Best regards

Heinrich