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SubjectRe: [PATCH v2] kbuild: Enable -Wtautological-compare
On Tue, Mar 31, 2020 at 09:02:19AM -0700, 'Nick Desaulniers' via Clang Built Linux wrote:
> On Tue, Mar 31, 2020 at 3:11 AM Nathan Chancellor
> <natechancellor@gmail.com> wrote:
> > Just a follow up, those two patches have been picked up and should be in
> > this coming release:
> >
> > https://git.kernel.org/balbi/usb/c/58582220d2d34228e5a1e1585e41b735713988bb
> > https://git.kernel.org/rostedt/linux-trace/c/bf2cbe044da275021b2de5917240411a19e5c50d
> >
> > As of next-20200331, with the former applied (because it is not there
> > yet) along with this patch, I see no warnings on arm, arm64, x86_64
> > all{mod,yes}config.
>
> kbuild test robot is testing more arch's than that with Clang so it
> may report if it finds more instances of that warning in those.
>
> --
> Thanks,
> ~Nick Desaulniers
>

I'll keep an eye out. Hopefully not too many more are lurking but we
have definitely caught some bad behavior with this warning already so
getting it turned on so that all CI systems can benefit from it is
important.

Cheers,
Nathan

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