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Hermes SMTP Server) with ESMTPA ID 6bcec6972895a467a99f42d0cfb11ef8; Thu, 11 May 2023 02:28:08 +0000 (UTC) From: Po Lu To: jwakely.gcc@gmail.com (Jonathan Wakely) Cc: gcc@gcc.gnu.org Subject: Re: More C type errors by default for GCC 14 In-Reply-To: (Jonathan Wakely's message of "Tue, 9 May 2023 23:45:50 +0100") References: <877cth66qb.fsf@oldenburg.str.redhat.com> <20230509102201.6aa2a7d14fdb2f1e7abff449@killthe.net> <87r0rp5uf8.fsf@aarsen.me> <83ttwla1ep.fsf@gnu.org> <83lehx9vix.fsf@gnu.org> <83fs859unu.fsf@gnu.org> Date: Thu, 11 May 2023 10:28:01 +0800 Message-ID: <87h6sjeh5a.fsf@yahoo.com> User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain X-Mailer: WebService/1.1.21471 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,FREEMAIL_REPLY,KAM_NUMSUBJECT,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: jwakely.gcc@gmail.com (Jonathan Wakely) writes: > No, the proposed changes are to give errors (instead of warnings) for > rules introduced in C99. GCC is just two decades late in enforcing the > C99 rules properly! The Standard requires that a diagnostic be issued upon encountering certain kinds of invalid constructs. Warnings are diagnostics.