From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtpout2.vodafonemail.de (smtpout2.vodafonemail.de [145.253.239.133]) by sourceware.org (Postfix) with ESMTPS id F3B5B3853808 for ; Wed, 12 May 2021 18:53:11 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org F3B5B3853808 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=nexgo.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=Stromeko@nexgo.de Received: from smtp.vodafone.de (smtpa06.fra-mediabeam.com [10.2.0.37]) by smtpout2.vodafonemail.de (Postfix) with ESMTP id 26C491209FE for ; Wed, 12 May 2021 20:53:11 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nexgo.de; s=vfde-smtpout-mb-15sep; t=1620845591; bh=k75JO22lAfPJqp5+//pI7BMCHIPNuZQaxT6VcjF66UI=; h=From:To:Subject:References:Date:In-Reply-To; b=mWbQJb28amlfy1LKGpLlOMaEinX6iaElAAAzgWyWBI73aWg3R8KUm/uS9HDnOUb24 3fcO6iO7W8bop13cD7t2kjNvtzBZ5W0YxLP9Pl+mwf/Z7hGcXdScRutd/v486AeKo4 fbGVX/S7N5u4G4kxIVDcBGicsuvQWXAj7hR4w/hU= Received: from Gertrud (p54a0c8c7.dip0.t-ipconnect.de [84.160.200.199]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp.vodafone.de (Postfix) with ESMTPSA id 9667E14019E for ; Wed, 12 May 2021 18:53:10 +0000 (UTC) From: Achim Gratz To: cygwin@cygwin.com Subject: Re: [ANNOUNCEMENT] Test: {mingw64-{i686,x86_64}-,}gcc-11.1.0-0.1 References: Date: Wed, 12 May 2021 20:53:10 +0200 In-Reply-To: (Thomas Wolff's message of "Wed, 12 May 2021 11:14:00 +0200") Message-ID: <87mtszzsvd.fsf@Rainer.invalid> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-purgate-type: clean X-purgate-Ad: Categorized by eleven eXpurgate (R) http://www.eleven.de X-purgate: This mail is considered clean (visit http://www.eleven.de for further information) X-purgate: clean X-purgate-size: 777 X-purgate-ID: 155817::1620845590-00000684-85B9C3A0/0/0 X-Spam-Status: No, score=-3032.7 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, KAM_NUMSUBJECT, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: cygwin@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 12 May 2021 18:53:14 -0000 Thomas Wolff writes: > Am 10.05.2021 um 21:13 schrieb Achim Gratz: >> The native and mingw-w64 cross compilers have been updated for both >> architectures to the latest upstream release version: >> >> gcc-11.1.0-0.1 > Are there any known problems with gcc 11? My program crashes if > compiled with gcc -O2; gcc -O1 works, gcc 10 also works. None that I'd know of, especially given that very vague symptoms. While I guess it's possible that there's a bug in the optimizer, I'd first attempt to rule out undefined behaviour in the program being compiled. Regards, Achim. -- +<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+ Factory and User Sound Singles for Waldorf Blofeld: http://Synth.Stromeko.net/Downloads.html#WaldorfSounds