From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) by sourceware.org (Postfix) with ESMTPS id 5FD953858C60; Fri, 15 Mar 2024 02:11:14 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 5FD953858C60 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=ecsmtp.sh.intel.com Authentication-Results: sourceware.org; spf=none smtp.mailfrom=ecsmtp.sh.intel.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 5FD953858C60 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=198.175.65.20 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1710468676; cv=none; b=id4yQc3+BfXxDFFjwpLdIysCgLerki8S5HGvTjB0Ug5pNkkTbXSHkgkYu4+C4aYxuDmdcWQxyvsp5KUsOLgMJF3JyzqNTBziFvrcYTwmj8uArhmgEIMahEgVW0AVqcmxAmkwe9U4rC4zzpTgJfXXF1lNNQj2nHU2zHtWjWjBQtE= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1710468676; c=relaxed/simple; bh=pB6gRyE2t4UHgi4vta1tNhdDFo3KUcDGZVEB98U3X1Y=; h=From:Message-Id:Date:To:Subject; b=K8WOO8GNzR3/jxXuCTSygy8jj1On/z2mTuoOkMMTOpPlOoL3KfwCqwYPF9Q6KHyHdTPsP5/TV50I2NGL9j4EL7vZpkWfNZGXzOcoDDLJuZ50l26UbF0Bvb4jZj1Ipio+VkKID/wlitXxqnvRl7YZ1f13p3vlF8BFAsW2INHAv/M= ARC-Authentication-Results: i=1; server2.sourceware.org X-IronPort-AV: E=McAfee;i="6600,9927,11013"; a="5191987" X-IronPort-AV: E=Sophos;i="6.07,127,1708416000"; d="scan'208";a="5191987" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Mar 2024 19:11:13 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,127,1708416000"; d="scan'208";a="12425949" Received: from shvmail03.sh.intel.com ([10.239.245.20]) by fmviesa007.fm.intel.com with ESMTP; 14 Mar 2024 19:11:11 -0700 Received: from shliclel4214.sh.intel.com (shliclel4214.sh.intel.com [10.239.240.214]) by shvmail03.sh.intel.com (Postfix) with ESMTP id 86D291007008; Fri, 15 Mar 2024 10:11:09 +0800 (CST) Received: from shliclel4214.sh.intel.com (localhost [127.0.0.1]) by shliclel4214.sh.intel.com (8.16.1/8.12.8/MailSET/client) with ESMTP id 42F2B4rn4069418; Fri, 15 Mar 2024 10:11:04 +0800 Received: (from haochenj@localhost) by shliclel4214.sh.intel.com (8.16.1/8.16.1/Submit) id 42F2B4U54069403; Fri, 15 Mar 2024 10:11:04 +0800 From: "haochen.jiang" Message-Id: <202403150211.42F2B4U54069403@shliclel4214.sh.intel.com> Date: Fri, 15 Mar 2024 10:11:04 +0800 To: jwakely@redhat.com, gcc-regression@gcc.gnu.org, gcc-patches@gcc.gnu.org, haochen.jiang@intel.com Subject: [r14-9478 Regression] FAIL: g++.dg/torture/pr104601.C -Os (test for excess errors) on Linux/x86_64 User-Agent: s-nail v14.9.22 X-Spam-Status: No, score=-0.3 required=5.0 tests=BAYES_00,KAM_DMARC_STATUS,KAM_LAZY_DOMAIN_SECURITY,KAM_NUMSUBJECT,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_NONE,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: On Linux/x86_64, df483ebd24689a3bebfae2089637a00eca0e5a12 is the first bad commit commit df483ebd24689a3bebfae2089637a00eca0e5a12 Author: Jonathan Wakely Date: Mon Feb 26 13:17:13 2024 +0000 libstdc++: Add nodiscard in caused FAIL: g++.dg/torture/pr104601.C -O0 (test for excess errors) FAIL: g++.dg/torture/pr104601.C -O1 (test for excess errors) FAIL: g++.dg/torture/pr104601.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr104601.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr104601.C -O2 (test for excess errors) FAIL: g++.dg/torture/pr104601.C -O3 -g (test for excess errors) FAIL: g++.dg/torture/pr104601.C -Os (test for excess errors) with GCC configured with ../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-9478/usr --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap To reproduce: $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg-torture.exp=g++.dg/torture/pr104601.C --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg-torture.exp=g++.dg/torture/pr104601.C --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg-torture.exp=g++.dg/torture/pr104601.C --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg-torture.exp=g++.dg/torture/pr104601.C --target_board='unix{-m64\ -march=cascadelake}'" (Please do not reply to this email, for question about this report, contact me at haochen dot jiang at intel.com.) (If you met problems with cascadelake related, disabling AVX512F in command line might save that.) (However, please make sure that there is no potential problems with AVX512.)