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AJvYcCVR8Vs3XaI8hYw2dKPUY1o4XulaD8KsjSB5nVhZ3iQJ/LKzNIVPgdjmfOtDC76u+CUEfxgqxTHDDA==@kvack.org X-Gm-Message-State: AOJu0Ywf646AKJelLiBGw1MKsDpq7vqUGPfzmhFq1S2PuUYrRPPvx5vD hyFoK7itMRZuUKhT7zsa5hN61bQwF1qvSOt0F1u/+TD8H94ksYv1J1cLIUE00scn3UlWJ7fvQPa kOdPxx6Pg73s24K51Tqh+RQ8B9K0= X-Gm-Gg: ASbGnctPl1a784LuGmR1fKCh7ketXthzs4BFbq5hqmJPNvWhm2VgUhjSvSDg6jnvRxE k+5GdDRW7BvvBiXKsdePk/w2TnzSsPvG8bUMoSpRSUkvN/HVabh4m0JzSR20c0A== X-Google-Smtp-Source: AGHT+IEsWf6yst/hSD0iWh+RrerBKiVsS65yCtfdk9NKIMcL7Q34SNu8rqfREx7rNZ/2vQvC9PMFQ5u4BtSMi0lTO/0= X-Received: by 2002:a05:651c:2320:b0:2ff:cfeb:cabd with SMTP id 38308e7fff4ca-3072cb66563mr113665781fa.28.1737885455136; Sun, 26 Jan 2025 01:57:35 -0800 (PST) MIME-Version: 1.0 References: <20250124162248.60104eec848619a187242392@linux-foundation.org> In-Reply-To: From: Uros Bizjak Date: Sun, 26 Jan 2025 10:57:23 +0100 X-Gm-Features: AWEUYZm6i3G9mY0SRPZY5PbP5yrjnyASce3n4f2gc-kuMzSOa5jYU74Tb-lCT_4 Message-ID: Subject: Re: [GIT PULL] MM updates for 6.14-rc1 To: Linus Torvalds Cc: Andrew Morton , linux-mm@kvack.org, mm-commits@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspam-User: X-Rspamd-Queue-Id: 6316B100007 X-Rspamd-Server: rspam10 X-Stat-Signature: nom3bdt9heuctjzjtnrixkda3jbjc47j X-HE-Tag: 1737885457-829549 X-HE-Meta: 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 41FkNh+D CYlBMsxwjAovWohyngo5f2NDU+igJyn07Y2itD003hHzUEfafEAg6D9fHRb8h6XGy526OiPwBoQWroHyxtPDPWzKl2fKdtQK4w06vgaenxgIq58BWp2SuFQM2SDonZLe97sX3jS49CnXxicN8tFcP1GqJnP4AOWIZxRX69HvXny7vmPGJGPzqmma0tEOXwXkqIvIA0aI6mpcGRbaY3PiQlnGzMxEHtuziLMxF29IqXh98i1B7Regm/EfPTecsWvabed/Fp4ZY697cv36jXj6lUv5ap+hGhgK9tjPxUtIDxkQoamphMe0/ULck9OFVlCmw2BN6h6iJiWHqhXR+QyLF9P/FOgFE+5SI75t/S1z6hQDldKBTP2kJscFy6hafafRkFxUcmuZGp5Mou+S9g54YbPkcPZ3zVGziJoDVY3iM4cuuDNqNrOhnOcIdtQAzhokvR/2Q55bspu6RivH1jBuuM6mQyA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, Jan 25, 2025 at 11:09=E2=80=AFPM Linus Torvalds wrote: > > On Fri, 24 Jan 2025 at 16:22, Andrew Morton w= rote: > > > > Linus, please merge the MM updates for the 6.14 development cycle, > > This does not build at all for me. > > I get > > ./arch/x86/include/asm/current.h:49:9: error: call to undeclared > function '__typeof_unqual__'; ISO C99 and later do not support > implicit function declarations [-Wimplicit-function-declaration] > > when running the Rust 'bindgen', and what seems to be going on is that > my version of *gcc* does support __typeof_unqual__, so I end up with > > CONFIG_CC_HAS_TYPEOF_UNQUAL=3Dy > > in my kernel config, but I think that 'bindgen' that generates the > Rust bindings is based on LLVM, and clearly does not understand __typeof_unqual__ is available in Clang 19.1.0 in all C modes as an extension [1] and as reported in [2], bindgen 0,70.1 seems to parse __typeof_unqual__ okay. [1] https://releases.llvm.org/19.1.0/tools/clang/docs/ReleaseNotes.html [2] https://lore.kernel.org/lkml/9fa81826-8fa6-47e4-a0a2-4916e5d042a7@stanl= ey.mountain/ Maybe configure could detect bindgen version and disable CC_HAS_TYPEOF_UNQUAL [3] if it is too old? [3] https://lore.kernel.org/lkml/20241208204708.3742696-3-ubizjak@gmail.com= / Uros.