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Thread-Topic: [RFC][PATCH v1 3/4] Add testing cases for flexible array members in unions and alone in structures. 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charset="us-ascii" Content-ID: <7B87EB350BE1B84C8BC96E27D08E9062@namprd10.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: CY8PR10MB6538.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8e3c609d-e978-4c39-2994-08dc63cbd78d X-MS-Exchange-CrossTenant-originalarrivaltime: 23 Apr 2024 19:30:32.5215 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: L4xq1ESYkZu/xmMyyc5UB/QwbOK6hyZTFVB23DOpAbgt9JBCmcpxOWgHQB9vkX03QS/GjIdIPnveSChyVOZ5Qw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN4PR10MB5576 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-04-23_16,2024-04-23_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 mlxlogscore=999 mlxscore=0 phishscore=0 spamscore=0 adultscore=0 bulkscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2404010000 definitions=main-2404230045 X-Proofpoint-ORIG-GUID: 5a6o9-KBewgw1vkds2zzV3PK_XmEzEZF X-Proofpoint-GUID: 5a6o9-KBewgw1vkds2zzV3PK_XmEzEZF X-Spam-Status: No, score=-5.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_MSPIKE_H4,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE,TXREP 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 Apr 23, 2024, at 14:53, Joseph Myers wrote: >=20 > On Fri, 19 Apr 2024, Qing Zhao wrote: >=20 >> gcc/testsuite/ChangeLog: >>=20 >> * gcc.dg/flex-array-in-union-1.c: New test. >> * gcc.dg/flex-array-in-union-2.c: New test. >=20 > There should also be a -pedantic-errors test that these constructs get=20 > errors with -pedantic-errors. Okay, will add.=20 >=20 > The tests mix two cases: flexible arrays in unions, and flexible arrays o= n=20 > their own in structures. That means the test names are misleading; eithe= r=20 > they should be renamed, or the struct tests should be split out. Okay, will update this. >=20 > Note that "no named members" also includes the case where there are=20 > unnamed bit-fields together with a flexible array member, so that should= =20 > be tested as well. Will add such testing cases. >=20 > Since this patch series involves changes for both C and C++, it would be= =20 > best for the tests to be c-c++-common tests. But if that's problematic=20 > for some reason - if there's still too much difference in behavior betwee= n=20 > C and C++ - then there should at least be tests for C++ that are as=20 > similar as possible to the tests for C. I tried to put these two testing cases to c-c++-common, there were some inc= onsistent behavior=20 I cannot resolve at that time, I will try to fix those issue or add C++ tes= ting cases.=20 Thanks for the review. Qing >=20 > --=20 > Joseph S. Myers > josmyers@redhat.com >=20