From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) by sourceware.org (Postfix) with ESMTP id 5EDD33858C39 for ; Tue, 9 Apr 2024 12:10:05 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 5EDD33858C39 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gentoo.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gentoo.org ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 5EDD33858C39 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=140.211.166.183 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1712664607; cv=none; b=bYRVFOn+SyVzCXknTI30KKSb+WEMn3KgElt37mGART4uczW44x4ar6SVvBTLwxUDAaRc2XAc60JIsqyymmjT4UPPYx7JYF1PBX7BI6Nty6zPhe5pfOsODoKyiUm2qEU6jTQHvaADAzyCVM5iOULYUCLf6xbeHaKScVt2v94uKT0= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1712664607; c=relaxed/simple; bh=8nA8xXraxqIHomOj2JZ50nnahuSIkRWduve/lsQkkNQ=; h=From:To:Subject:Date:Message-ID:MIME-Version; b=QcY04KGEdyS9rtzy9SnT7lZRy3PQXyBLzaKFWfyCw6o8kDsNKThBnDWkoHe74y8XhI8A6gm7mHIKcBhFfFJemsOxfx16QDZhdXHXBwRMunxLsEq9/sF0f8y/zGM2oMRUiHh55NRPNVlF/6ZGiYsYF1R5OXHA9gRJGTxNKnVOXVw= ARC-Authentication-Results: i=1; server2.sourceware.org From: Sam James To: Sebastian Huber Cc: Florian Weimer , gcc-patches@gcc.gnu.org Subject: Re: [PATCH v3 06/11] c: Turn -Wimplicit-function-declaration into a permerror In-Reply-To: <9b9591c7-7080-4fb8-9486-23408e77cdde@embedded-brains.de> (Sebastian Huber's message of "Tue, 9 Apr 2024 13:40:20 +0200") Organization: Gentoo References: <1f9c86b42e3c99ba679df6282f6c28f359c3f4ec.1700473918.git.fweimer@redhat.com> <9b9591c7-7080-4fb8-9486-23408e77cdde@embedded-brains.de> User-Agent: mu4e 1.12.2; emacs 30.0.50 Date: Tue, 09 Apr 2024 13:10:00 +0100 Message-ID: <87o7aizqhz.fsf@gentoo.org> MIME-Version: 1.0 Content-Type: text/plain X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,JMQ_SPF_NEUTRAL,KAM_DMARC_STATUS,KAM_SHORT,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_PASS,SPF_PASS,TXREP 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: Sebastian Huber writes: > On 20.11.23 10:56, Florian Weimer wrote: >> In the future, it may make sense to avoid cascading errors from >> the implicit declaration, especially its assumed int return type. >> This change here only changes the kind of the diagnostic, not >> its wording or consequences. > Maybe this change should be added to the GCC 14 release notes. Can you be more specific? Florian wrote about it in detail at https://gcc.gnu.org/gcc-14/porting_to.html#c. If you're referring specifically to the cascade-affecting-diagnostics, that change hasn't been made yet. What am I missing?