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From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Fri, 2 Nov 2018 09:11:16 -0700
Message-ID: <CAHk-=wgYQHheoc1A6np=yHy6mxgfmu0pdu-+-eRKbOjrywFZ2Q@mail.gmail.com>
Subject: Re: [GIT PULL] Compiler Attributes for v4.20-rc1
To: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>,
        dan.carpenter@oracle.com, adilger.kernel@dilger.ca,
        yamada.masahiro@socionext.com, michal.lkml@markovi.net,
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        Ingo Molnar <mingo@kernel.org>, paullawrence@google.com,
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        David Woodhouse <dwmw2@infradead.org>, will.deacon@arm.com,
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On Fri, Nov 2, 2018 at 6:16 AM Andrey Ryabinin <aryabinin@virtuozzo.com> wrote:
>
> On 11/02/2018 04:46 AM, Linus Torvalds wrote:
> >
> > So I _think_ the KASAN config should have a
> >
> >     depends on CC_IS_GCC && GCC_VERSION >= 40902
> >
> > on it, but maybe there is something I'm missing.
>
> I'd rather use cc-option instead of version check, since we also support clang.

That would be even better, but I thought the requirement for 4.9.2
came not from the option existing, but because of some bugs getting
fixed?

But if we can do it without version checks, that would be lovely.

                    Linus