From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by sourceware.org (Postfix) with ESMTPS id 73DCF3858CDB; Wed, 29 Mar 2023 08:22:09 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 73DCF3858CDB 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="6600,9927,10663"; a="321211552" X-IronPort-AV: E=Sophos;i="5.98,300,1673942400"; d="scan'208";a="321211552" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Mar 2023 01:22:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10663"; a="1013925699" X-IronPort-AV: E=Sophos;i="5.98,300,1673942400"; d="scan'208";a="1013925699" Received: from shvmail03.sh.intel.com ([10.239.245.20]) by fmsmga005.fm.intel.com with ESMTP; 29 Mar 2023 01:22:03 -0700 Received: from shliclel4214.sh.intel.com (shliclel4214.sh.intel.com [10.239.240.214]) by shvmail03.sh.intel.com (Postfix) with ESMTP id 924CB1007820; Wed, 29 Mar 2023 16:22:02 +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 32T8M2kF2469250; Wed, 29 Mar 2023 16:22:02 +0800 Received: (from haochenj@localhost) by shliclel4214.sh.intel.com (8.16.1/8.12.8/MailSET/Submit) id 32T8M1Jm2468957; Wed, 29 Mar 2023 16:22:01 +0800 From: "haochen.jiang" Message-Id: <202303290822.32T8M1Jm2468957@shliclel4214.sh.intel.com> Date: Wed, 29 Mar 2023 16:22:01 +0800 To: rguenther@suse.de, gcc-regression@gcc.gnu.org, gcc-patches@gcc.gnu.org, haochen.jiang@intel.com Subject: [r13-6873 Regression] FAIL: gcc.dg/guality/pr54200.c -Os -DPREVENT_OPTIMIZATION line 20 z == 3 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,SPF_HELO_NONE,SPF_NONE,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: On Linux/x86_64, 776a5bb5894315ab144dc74222fc580fde8fdd87 is the first bad commit commit 776a5bb5894315ab144dc74222fc580fde8fdd87 Author: Richard Biener Date: Wed Mar 22 10:05:19 2023 +0100 rtl-optimization/109237 - speedup bb_is_just_return caused FAIL: gcc.dg/guality/pr54200.c -Og -DPREVENT_OPTIMIZATION line 20 z == 3 FAIL: gcc.dg/guality/pr54200.c -Os -DPREVENT_OPTIMIZATION line 20 z == 3 with GCC configured with ../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r13-6873/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="guality.exp=gcc.dg/guality/pr54200.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54200.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)