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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4606f2b0d4fsm67816584f8f.24.2026.06.18.05.30.07 for (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 18 Jun 2026 05:30:07 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PULL 14/48] hw/xen/interface: Remove pre-C99 checks Date: Thu, 18 Jun 2026 14:27:51 +0200 Message-ID: <20260618122825.90331-15-philmd@oss.qualcomm.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260618122825.90331-1-philmd@oss.qualcomm.com> References: <20260618122825.90331-1-philmd@oss.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjE4MDExNiBTYWx0ZWRfX6CQ2kF01NBC9 1WbDyo3NHS4Skvd3c/e+GgICKO7B7jUjUxESZEW9Qu2CULWnbhlQX5IRZSliuzuh+tmM1ZYQVOt y+PrRJSo6BmZVXBtzj6Omg9I36VkmXwAODn37HybxsBrq0J6ic22Kdtn5g/arNHGQRMTKri/xSC y4TsYYwU+9/JhH4cLgjvhkuvtwMOxRvA52eFEDg2K0R2/a3T7aIk2oHHC3kJ1MCnkjKymqbe0JB DG/5ZmKc/LDwP5FredR8h0xnfCk1UsHOB7u2pJdyC+8M8G9akYnnttwGUUWdCDGg0dAI2TLnLb0 tZrJl/CzMSZ7D1V/k55DD6nJ8vb1PxyzejHryw2W1cEV2JTZONbAADyzT7tH2MSsPYY12b2l+oy XwwhArY3W8RMpx8rXdwW4PBf0aqH5fbe593p0jts/QnEHkxkd82ziW8OPQ7e2zScf+38F7qnyJs 1gdISsitqZkw9CbjdvQ== X-Proofpoint-GUID: BS_eQKWyrDHrbxBwYk84vbHaVSKsfDrd X-Authority-Analysis: v=2.4 cv=HpVG3UTS c=1 sm=1 tr=0 ts=6a33e4d1 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=4s3hRJSeHn4rkQlkrse1kQ==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=M51BFTxLslgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=mDV3o1hIAAAA:8 a=EUspDBNiAAAA:8 a=KKAkSRfTAAAA:8 a=vkG9KRslzty0At4LJNIA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-ORIG-GUID: BS_eQKWyrDHrbxBwYk84vbHaVSKsfDrd X-Proofpoint-Spam-Info: AW1haW4tMjYwNjE4MDExNiBTYWx0ZWRfXzIMeyaMtLoy8 tF8RN9l9njyX+bxUsf2WcRxTwlbqhC9HxbL8q9QqQ1ZWxZrnIM216KFgFSpU6RsMlnpTrAYkh4J BCk1QBEx7e3W7VH3X5g/WMcdBq8I5Wo= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-18_01,2026-06-18_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 suspectscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 adultscore=0 phishscore=0 bulkscore=0 spamscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606180116 Received-SPF: pass client-ip=205.220.180.131; envelope-from=philmd@oss.qualcomm.com; helo=mx0b-0031df01.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org We mandate a compiler supporting C99 since 2019-01-17 in commit 7be41675f7c ("configure: Force the C standard to gnu99"), thus supporting flexible array members [*]. Remove what is now dead code. [*] https://www.gnu.org/software/c-intro-and-ref/manual/html_node/Flexible-Array-Fields.html Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Message-Id: <20260615091308.4458-2-philmd@oss.qualcomm.com> --- include/hw/xen/interface/physdev.h | 2 +- include/hw/xen/interface/version.h | 5 ++--- include/hw/xen/interface/xen-compat.h | 2 -- include/hw/xen/interface/xen.h | 14 -------------- 4 files changed, 3 insertions(+), 20 deletions(-) diff --git a/include/hw/xen/interface/physdev.h b/include/hw/xen/interface/physdev.h index f0c0d4727c0..ca2bcbfd159 100644 --- a/include/hw/xen/interface/physdev.h +++ b/include/hw/xen/interface/physdev.h @@ -283,7 +283,7 @@ struct physdev_pci_device_add { * First element ([0]) is PXM domain associated with the device (if * XEN_PCI_DEV_PXM is set) */ - uint32_t optarr[XEN_FLEX_ARRAY_DIM]; + uint32_t optarr[]; }; typedef struct physdev_pci_device_add physdev_pci_device_add_t; DEFINE_XEN_GUEST_HANDLE(physdev_pci_device_add_t); diff --git a/include/hw/xen/interface/version.h b/include/hw/xen/interface/version.h index 9c78b4f3b6a..2f183c3efd4 100644 --- a/include/hw/xen/interface/version.h +++ b/include/hw/xen/interface/version.h @@ -77,9 +77,8 @@ typedef char xen_commandline_t[1024]; */ #define XENVER_build_id 10 struct xen_build_id { - uint32_t len; /* IN: size of buf[]. */ - unsigned char buf[XEN_FLEX_ARRAY_DIM]; - /* OUT: Variable length buffer with build_id. */ + uint32_t len; /* IN: size of buf[]. */ + unsigned char buf[]; /* OUT: Variable length buffer with build_id. */ }; typedef struct xen_build_id xen_build_id_t; diff --git a/include/hw/xen/interface/xen-compat.h b/include/hw/xen/interface/xen-compat.h index 97fe6984989..582c0182367 100644 --- a/include/hw/xen/interface/xen-compat.h +++ b/include/hw/xen/interface/xen-compat.h @@ -24,6 +24,4 @@ #error "These header files do not support the requested interface version." #endif -#define COMPAT_FLEX_ARRAY_DIM XEN_FLEX_ARRAY_DIM - #endif /* __XEN_PUBLIC_XEN_COMPAT_H__ */ diff --git a/include/hw/xen/interface/xen.h b/include/hw/xen/interface/xen.h index 920567e0062..a6f4aa61993 100644 --- a/include/hw/xen/interface/xen.h +++ b/include/hw/xen/interface/xen.h @@ -36,15 +36,6 @@ DEFINE_XEN_GUEST_HANDLE(uint64_t); DEFINE_XEN_GUEST_HANDLE(xen_pfn_t); DEFINE_XEN_GUEST_HANDLE(xen_ulong_t); -/* Define a variable length array (depends on compiler). */ -#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L -#define XEN_FLEX_ARRAY_DIM -#elif defined(__GNUC__) -#define XEN_FLEX_ARRAY_DIM 0 -#else -#define XEN_FLEX_ARRAY_DIM 1 /* variable size */ -#endif - /* Turn a plain number into a C unsigned (long (long)) constant. */ #define __xen_mk_uint(x) x ## U #define __xen_mk_ulong(x) x ## UL @@ -986,13 +977,8 @@ typedef struct { ((d) >> 8) & 0xFF, ((d) >> 0) & 0xFF, \ e1, e2, e3, e4, e5, e6}} -#if defined(__STDC_VERSION__) ? __STDC_VERSION__ >= 199901L : defined(__GNUC__) #define XEN_DEFINE_UUID(a, b, c, d, e1, e2, e3, e4, e5, e6) \ ((xen_uuid_t)XEN_DEFINE_UUID_(a, b, c, d, e1, e2, e3, e4, e5, e6)) -#else -#define XEN_DEFINE_UUID(a, b, c, d, e1, e2, e3, e4, e5, e6) \ - XEN_DEFINE_UUID_(a, b, c, d, e1, e2, e3, e4, e5, e6) -#endif /* __STDC_VERSION__ / __GNUC__ */ #endif /* !__ASSEMBLY__ */ -- 2.53.0