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[130.44.159.43]) by smtp.gmail.com with ESMTPSA id cj23-20020a05622a259700b003a7f597dc60sm6546968qtb.72.2022.12.19.12.46.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 19 Dec 2022 12:46:23 -0800 (PST) Message-ID: <7a327e04-b789-5aef-ee12-15c39454716b@redhat.com> Date: Mon, 19 Dec 2022 15:46:22 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.5.1 Subject: Re: [PATCH RFA] build: add -Wconditionally-supported to strict_warn [PR64867] To: Jeff Law , gcc-patches@gcc.gnu.org References: <20221206132624.1051104-1-jason@redhat.com> From: Jason Merrill In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: multipart/mixed; boundary="------------MoAxPtkSL9sCktMqbzICkjZD" Content-Language: en-US X-Spam-Status: No, score=-11.5 required=5.0 tests=BAYES_00,BODY_8BITS,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,NICE_REPLY_A,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: This is a multi-part message in MIME format. --------------MoAxPtkSL9sCktMqbzICkjZD Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 12/16/22 19:52, Jeff Law wrote: > > > On 12/6/22 06:26, Jason Merrill via Gcc-patches wrote: >> Tested x86_64-pc-linux-gnu, OK for trunk? >> >> -- 8< -- >> >> The PR (which isn't resolved by this commit) pointed out to me that GCC >> should build with -Wconditionally-supported to support bootstrapping >> with a >> C++11 compiler that makes different choices. >> >>     PR c++/64867 >> >> gcc/ChangeLog: >> >>     * configure.ac (strict_warn): Add -Wconditionally-supported. >>     * configure: Regenerate. > OK.  I wonder if it'll trip anything, particularly in the target files. 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