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Sun, 02 May 2021 20:39:14 +0000 Received: from gate.crashing.org (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.14.1) with ESMTP id 142KWu7A032481; Sun, 2 May 2021 15:32:56 -0500 Received: (from segher@localhost) by gate.crashing.org (8.14.1/8.14.1/Submit) id 142KWrfq032479; Sun, 2 May 2021 15:32:53 -0500 X-Authentication-Warning: gate.crashing.org: segher set sender to segher@kernel.crashing.org using -f Date: Sun, 2 May 2021 15:32:53 -0500 From: Segher Boessenkool To: Joe Perches Cc: Miguel Ojeda , Masahiro Yamada , Albert Ou , Arnd Bergmann , Linux Kbuild mailing list , Greg Kroah-Hartman , Jonathan Corbet , Linux Doc Mailing List , linux-kernel , Linus Torvalds , Palmer Dabbelt , Paul Walmsley , Catalin Marinas , Miguel Ojeda , Paul Mackerras , linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, Will Deacon , Linux ARM Subject: Re: [PATCH] Raise the minimum GCC version to 5.2 Message-ID: <20210502203253.GH10366@gate.crashing.org> References: <20210501151538.145449-1-masahiroy@kernel.org> <3943bc020f6227c8801907317fc113aa13ad4bad.camel@perches.com> <20210502183030.GF10366@gate.crashing.org> <81a926a3bdb70debe3ae2b13655ea8d249fb9991.camel@perches.com> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <81a926a3bdb70debe3ae2b13655ea8d249fb9991.camel@perches.com> User-Agent: Mutt/1.4.2.3i X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210502_133913_502171_2ECB8948 X-CRM114-Status: GOOD ( 15.05 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, May 02, 2021 at 01:00:28PM -0700, Joe Perches wrote: > On Sun, 2021-05-02 at 13:30 -0500, Segher Boessenkool wrote: > > On Sat, May 01, 2021 at 07:41:53PM -0700, Joe Perches wrote: > > > Why not raise the minimum gcc compiler version even higher? > > On Sun, 2021-05-02 at 13:37 -0500, Segher Boessenkool wrote: > > Everyone should always use an as new release as practical > > [] > > > The latest GCC 5 release is only three and a half years old. > > You argue slightly against yourself here. I don't? > Yes, it's mostly a question of practicality vs latest. > > clang requires a _very_ recent version. > gcc _could_ require a later version. > Perhaps 8 might be best as that has a __diag warning control mechanism. I have no idea what you mean? > gcc 8.1 is now 3 years old today. And there will be a new GCC 8 release very soon now! The point is, you inconvenience users if you require a compiler version they do not already have. Five years might be fine, but three years is not. Segher _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel