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[213.175.37.10]) by smtp.gmail.com with ESMTPSA id q19sm2947036wmc.12.2020.01.08.01.23.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Jan 2020 01:23:04 -0800 (PST) Date: Wed, 8 Jan 2020 10:23:04 +0100 From: Oleksandr Natalenko To: Andrew Morton Cc: Arnd Bergmann , linux-mm@kvack.org, Arnaldo Carvalho de Melo , Will Deacon , Masami Hiramatsu , Song Liu , Alexey Dobriyan , Marc Zyngier , Thomas Gleixner , linux-kernel@vger.kernel.org Subject: Re: [PATCH] kallsyms: work around bogus -Wrestrict warning Message-ID: <20200108092304.6rgulye4zvgptxt7@butterfly.localdomain> References: <20200107214042.855757-1-arnd@arndb.de> <20200107142512.b3d63df56ffee1ef471b6acd@linux-foundation.org> MIME-Version: 1.0 In-Reply-To: <20200107142512.b3d63df56ffee1ef471b6acd@linux-foundation.org> X-MC-Unique: PsRrHvIKNO2KplTtUcb_mw-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-Bogosity: Ham, tests=bogofilter, spamicity=0.000056, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi. On Tue, Jan 07, 2020 at 02:25:12PM -0800, Andrew Morton wrote: > gee, is that even worth "fixing"? Oleksandr, I've seen a couple of > these false positives. Do we know if anyone is taking them to the gcc > developers? I'm not aware of such an effort. I tend to blame compiler as an option of last resort, but if Arnd gathers enough examples (since he's working on fixing/working around those), it would be reasonable to suggest him to hand over those findings to gcc bugtracker. --=20 Best regards, Oleksandr Natalenko (post-factum) Senior Software Maintenance Engineer