From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by sourceware.org (Postfix) with ESMTPS id 9E170395BC77 for ; Wed, 14 Apr 2021 17:16:03 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 9E170395BC77 Received: from pps.filterd (m0127361.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 13EH4j1n001230 for ; Wed, 14 Apr 2021 13:16:03 -0400 Received: from ppma05fra.de.ibm.com (6c.4a.5195.ip4.static.sl-reverse.com [149.81.74.108]) by mx0a-001b2d01.pphosted.com with ESMTP id 37x47agn5b-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 14 Apr 2021 13:16:03 -0400 Received: from pps.filterd (ppma05fra.de.ibm.com [127.0.0.1]) by ppma05fra.de.ibm.com (8.16.0.43/8.16.0.43) with SMTP id 13EHD6FA030727 for ; Wed, 14 Apr 2021 17:16:00 GMT Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by ppma05fra.de.ibm.com with ESMTP id 37u3n89u8e-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 14 Apr 2021 17:16:00 +0000 Received: from d06av21.portsmouth.uk.ibm.com (d06av21.portsmouth.uk.ibm.com [9.149.105.232]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 13EHFvAU35062166 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Wed, 14 Apr 2021 17:15:58 GMT Received: from d06av21.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A5085A2485 for ; Wed, 14 Apr 2021 17:15:56 +0000 (GMT) Received: from t35lp57.lnxne.boe (unknown [9.152.108.100]) by d06av21.portsmouth.uk.ibm.com (Postfix) with ESMTPS id 91843A2492 for ; Wed, 14 Apr 2021 17:15:56 +0000 (GMT) From: Stefan Schulze Frielinghaus To: gcc-patches@gcc.gnu.org Subject: [PATCH] re PR tree-optimization/93210 (Sub-optimal code optimization on struct/combound constexpr (gcc vs. clang)) Date: Wed, 14 Apr 2021 19:13:50 +0200 Message-Id: <20210414171349.2472165-1-stefansf@linux.ibm.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: uCNY4I7jRjpISXI2VrfDFgXwkJeXrBJe X-Proofpoint-ORIG-GUID: uCNY4I7jRjpISXI2VrfDFgXwkJeXrBJe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-04-14_10:2021-04-14, 2021-04-14 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 priorityscore=1501 lowpriorityscore=0 mlxlogscore=999 clxscore=1015 bulkscore=0 malwarescore=0 phishscore=0 suspectscore=0 mlxscore=0 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000 definitions=main-2104140111 X-Spam-Status: No, score=-9.0 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, GIT_PATCH_0, 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: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 14 Apr 2021 17:16:04 -0000 Regarding test gcc.dg/pr93210.c, on different targets GIMPLE code may slightly differ which is why the scan-tree-dump-times directive may fail. For example, for a RETURN_EXPR on x86_64 we have return 0x11100f0e0d0c0a090807060504030201; whereas on IBM Z the first operand is a RESULT_DECL like = 0x102030405060708090a0c0d0e0f1011; return ; gcc/testsuite/ChangeLog: * gcc.dg/pr93210.c: Adapt regex in order to also support a RESULT_DECL as an operand for a RETURN_EXPR. Ok for mainline? --- gcc/testsuite/gcc.dg/pr93210.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/testsuite/gcc.dg/pr93210.c b/gcc/testsuite/gcc.dg/pr93210.c index ec4194b6b49..134d32bc505 100644 --- a/gcc/testsuite/gcc.dg/pr93210.c +++ b/gcc/testsuite/gcc.dg/pr93210.c @@ -1,7 +1,7 @@ /* PR tree-optimization/93210 */ /* { dg-do run } */ /* { dg-options "-O2 -fdump-tree-optimized" } */ -/* { dg-final { scan-tree-dump-times "return \[0-9]\[0-9a-fA-FxX]*;" 31 "optimized" } } */ +/* { dg-final { scan-tree-dump-times "(?:return| =) \[0-9]\[0-9a-fA-FxX]*;" 31 "optimized" } } */ #ifdef __SIZEOF_INT128__ typedef unsigned __int128 L; -- 2.23.0