From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by sourceware.org (Postfix) with ESMTPS id 13DBA3858CD1; Thu, 1 Jun 2023 04:20:25 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 13DBA3858CD1 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 X-IronPort-AV: E=McAfee;i="6600,9927,10727"; a="344973334" X-IronPort-AV: E=Sophos;i="6.00,209,1681196400"; d="scan'208";a="344973334" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 May 2023 21:20:24 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10727"; a="819590378" X-IronPort-AV: E=Sophos;i="6.00,209,1681196400"; d="scan'208";a="819590378" Received: from shvmail03.sh.intel.com ([10.239.245.20]) by fmsmga002.fm.intel.com with ESMTP; 31 May 2023 21:20:22 -0700 Received: from shliclel4214.sh.intel.com (shliclel4214.sh.intel.com [10.239.240.214]) by shvmail03.sh.intel.com (Postfix) with ESMTP id D5C241005131; Thu, 1 Jun 2023 12:20:21 +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 3514IBkH2992791; Thu, 1 Jun 2023 12:18:11 +0800 Received: (from haochenj@localhost) by shliclel4214.sh.intel.com (8.16.1/8.12.8/MailSET/Submit) id 3514IBXb2992790; Thu, 1 Jun 2023 12:18:11 +0800 From: "haochen.jiang" Message-Id: <202306010418.3514IBXb2992790@shliclel4214.sh.intel.com> Date: Thu, 01 Jun 2023 12:18:11 +0800 To: jwakely@redhat.com, gcc-regression@gcc.gnu.org, gcc-patches@gcc.gnu.org, haochen.jiang@intel.com Subject: [r14-1452 Regression] FAIL: g++.dg/pr104547.C -std=gnu++17 scan-tree-dump-not vrp2 "_M_default_append" on Linux/x86_64 User-Agent: s-nail v14.9.22 X-Spam-Status: No, score=-0.5 required=5.0 tests=BAYES_00,KAM_DMARC_STATUS,KAM_LAZY_DOMAIN_SECURITY,KAM_NUMSUBJECT,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,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, fb409a15d9babc78fe1d9957afcbaf1102cce58f is the first bad commit commit fb409a15d9babc78fe1d9957afcbaf1102cce58f Author: Jonathan Wakely Date: Thu May 25 09:57:46 2023 +0100 libstdc++: Express std::vector's size() <= capacity() invariant in code caused FAIL: g++.dg/pr104547.C -std=gnu++14 scan-tree-dump-not vrp2 "_M_default_append" FAIL: g++.dg/pr104547.C -std=gnu++17 scan-tree-dump-not vrp2 "_M_default_append" with GCC configured with ../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-1452/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.exp=g++.dg/pr104547.C --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr104547.C --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr104547.C --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr104547.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)