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([2602:47:d49d:ec01:986f:cb56:6709:4057]) by smtp.gmail.com with ESMTPSA id f13-20020a170902ce8d00b0017534ffd491sm4239405plg.163.2022.09.28.14.08.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 28 Sep 2022 14:08:21 -0700 (PDT) Message-ID: Date: Wed, 28 Sep 2022 14:08:19 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH 4/5] configure, meson: move C++ compiler detection to meson.build Content-Language: en-US To: Paolo Bonzini Cc: qemu-devel , =?UTF-8?Q?Marc-Andr=c3=a9_Lureau?= References: <20220927095921.261760-1-pbonzini@redhat.com> <20220927095921.261760-5-pbonzini@redhat.com> From: Richard Henderson In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::1031; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1031.google.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-2.319, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 9/28/22 12:21, Paolo Bonzini wrote: > Heh, I wanted to get it in for exactly that reason, so that a future revert would not > introduce the test in configure. But I guess having the patch out there on the archives > may also be enough. Heh. I suppose that's fair, being wary of reversion. r~ > > Paolo > > Il mer 28 set 2022, 18:25 Richard Henderson > ha scritto: > > On 9/27/22 02:59, Paolo Bonzini wrote: > > The test is slightly weaker than before, because it does not > > call an extern "C" function from a C source file.  However, > > in practice what we seek to detect is ABI compatibility of the > > various sanitizer flags, and for that it is enough to compile > > anything with CC and link it with CXX. > > Maybe just wait a moment on this one? > We have patches on list to remove the last use of C++. > > > > r~ >