From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by sourceware.org (Postfix) with ESMTPS id 001C93858D1E for ; Mon, 6 Feb 2023 18:28:10 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 001C93858D1E Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=linux.ibm.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=linux.ibm.com Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 316HkFp1025696; Mon, 6 Feb 2023 18:28:09 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : date : mime-version : subject : to : references : from : in-reply-to : content-type : content-transfer-encoding; s=pp1; bh=P9UX9bcaTBDTtFUgh/bR6ggcDXwwAPdcrWumkbErU8o=; b=bSNyASemZqzcPuWuX3n4LFcmhZiJEpnrT+2FWG75fG8xDu6grdXQ+YSZABZxDmP3bfPk 3TJsgFpBxcLwPIdZc8a5iXpVSo9PPWiZO4OahnKH8r9qVMxPmssLMekftWmmcjB+7CBi mLpvo0VkNSY2f9AN41u/yle989s+P5GywLK8nJUTlIk8GJsh2Qi53Cie0nMTM/9X+c8D sXDxUarfpBx6A15AXMGgcBdav73j4w4XBkw/FciJ4ttE7XHWTtLIO8+j4LGqAcc+RzES QVXr931vmKi7tWjApgPAQCKS9+xpRd7/3HXAJf7ZTUCd/dG2Tme3+2omAgJuWY+Ap9WV CQ== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3nk5tvhvvq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 06 Feb 2023 18:28:09 +0000 Received: from m0098396.ppops.net (m0098396.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 316I0GiL011648; Mon, 6 Feb 2023 18:28:09 GMT Received: from ppma04dal.us.ibm.com (7a.29.35a9.ip4.static.sl-reverse.com [169.53.41.122]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3nk5tvhvvd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 06 Feb 2023 18:28:09 +0000 Received: from pps.filterd (ppma04dal.us.ibm.com [127.0.0.1]) by ppma04dal.us.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 316I5EPM003016; Mon, 6 Feb 2023 18:28:08 GMT Received: from smtprelay03.wdc07v.mail.ibm.com ([9.208.129.113]) by ppma04dal.us.ibm.com (PPS) with ESMTPS id 3nhf07f07k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 06 Feb 2023 18:28:08 +0000 Received: from smtpav05.wdc07v.mail.ibm.com (smtpav05.wdc07v.mail.ibm.com [10.39.53.232]) by smtprelay03.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 316IS6IY10289734 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 6 Feb 2023 18:28:06 GMT Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2EB0358053; Mon, 6 Feb 2023 18:28:06 +0000 (GMT) Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DFEE958043; Mon, 6 Feb 2023 18:28:04 +0000 (GMT) Received: from [9.160.107.219] (unknown [9.160.107.219]) by smtpav05.wdc07v.mail.ibm.com (Postfix) with ESMTP; Mon, 6 Feb 2023 18:28:04 +0000 (GMT) Message-ID: <21a6708b-f226-6def-fe28-42d804fc4f5f@linux.ibm.com> Date: Mon, 6 Feb 2023 12:28:04 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: [PATCH 0/2] Repost of patches for solving the build on Fedora 36 problem Content-Language: en-US To: Richard Biener , Michael Meissner , gcc-patches@gcc.gnu.org, Segher Boessenkool , "Kewen.Lin" , David Edelsohn , Will Schmidt , Bill Seurer References: From: Peter Bergner In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: kylsMJEoCCUPph1ZXjIvDQEEyAyoJJNQ X-Proofpoint-ORIG-GUID: cpPVADQRepefI3siZdc2Jx1N20F4Mjw3 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-06_07,2023-02-06_03,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 phishscore=0 mlxlogscore=999 priorityscore=1501 spamscore=0 clxscore=1015 bulkscore=0 mlxscore=0 adultscore=0 lowpriorityscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302060157 X-Spam-Status: No, score=-3.9 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,KAM_MANYTO,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,TXREP,WEIRD_PORT autolearn=ham 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 2/3/23 1:42 AM, Richard Biener wrote: > On Fri, Feb 3, 2023 at 6:44 AM Michael Meissner via Gcc-patches > wrote: >> >> I'm reposting these two patches that allow GCC to build on Fedora 36 just to be >> clear which patches I'm talking about. The issue is that if GCC is configured >> with long double using the IEEE 128-bit representation, it currently cannot >> build _mulkc3 and _divkc3 in libgcc. > > It's interesting that we do not see this with openSUSE where I configure with > > --with-cpu=power8 --with-tune=power9 --with-long-double-format=ieee > --with-long-double-128 > > note this is ppc64le, we leave ppc64 and ppc with their default. That's strange, Bill just retested on our ppc64le openSUSE Tumbleweed system using basically the same configure options and sees the ICE: /home/seurer/gcc/git/gcc-trunk/libgcc/config/rs6000/_mulkc3.c: In function '__mulkc3_sw': /home/seurer/gcc/git/gcc-trunk/libgcc/config/rs6000/_mulkc3.c:97:1: internal compiler error: in fold_stmt, at gimple-range-fold.cc:522 He did not specify --with=cpu= or --with-tune=, which means he got power8 defaults for both of those. It's hard for me to believe that --with-tune=power9 could hide the issue, but we'll try that configuration too. Do you have any other configure options that might affect things? Peter