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GET /api/patches/2196560/?format=api
{ "id": 2196560, "url": "http://patchwork.ozlabs.org/api/patches/2196560/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260215052225.22513-2-mohamed@unpredictable.fr/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260215052225.22513-2-mohamed@unpredictable.fr>", "list_archive_url": null, "date": "2026-02-15T05:22:12", "name": "[v3,01/14] target/i386/emulate/x86_decode: Fix compiler warning", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "2c8a04c7dc7c2462a26671063d78649ffdda9049", "submitter": { "id": 91318, "url": "http://patchwork.ozlabs.org/api/people/91318/?format=api", "name": "Mohamed Mediouni", "email": "mohamed@unpredictable.fr" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260215052225.22513-2-mohamed@unpredictable.fr/mbox/", "series": [ { "id": 492201, "url": "http://patchwork.ozlabs.org/api/series/492201/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=492201", "date": "2026-02-15T05:22:12", "name": "whpx: x86 updates (2026-02)", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/492201/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2196560/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2196560/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=unpredictable.fr header.i=@unpredictable.fr\n header.a=rsa-sha256 header.s=sig1 header.b=PaiqB263;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists.gnu.org (lists.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fDDpJ4Jhyz1xwj\n\tfor <incoming@patchwork.ozlabs.org>; Sun, 15 Feb 2026 16:23:35 +1100 (AEDT)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1vrUan-0000HM-Qa; Sun, 15 Feb 2026 00:22:49 -0500", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <mohamed@unpredictable.fr>)\n id 1vrUag-0000Fw-BH\n for qemu-devel@nongnu.org; Sun, 15 Feb 2026 00:22:43 -0500", "from p-west2-cluster4-host11-snip4-10.eps.apple.com ([57.103.69.141]\n helo=outbound.mr.icloud.com)\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <mohamed@unpredictable.fr>)\n id 1vrUad-0004qD-On\n for qemu-devel@nongnu.org; Sun, 15 Feb 2026 00:22:41 -0500", "from outbound.mr.icloud.com (unknown [127.0.0.2])\n by p00-icloudmta-asmtp-us-west-2a-60-percent-1 (Postfix) with ESMTPS id\n 5097B18003A7; Sun, 15 Feb 2026 05:22:36 +0000 (UTC)", "from localhost.localdomain (unknown [17.57.152.38])\n by p00-icloudmta-asmtp-us-west-2a-60-percent-1 (Postfix) with ESMTPSA id\n A9FF6180012A; Sun, 15 Feb 2026 05:22:32 +0000 (UTC)" ], "Dkim-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=unpredictable.fr;\n s=sig1; t=1771132958; x=1773724958;\n bh=QtB5IM5BAghTfw4VydIIrSdULvSeei+O6xHHjZ7ePFY=;\n h=From:To:Subject:Date:Message-ID:MIME-Version:x-icloud-hme;\n b=PaiqB263o+dFCh4g0mzLOEFKjo5OvdXiFGRo1mY9Bb/aDmgIhem7mMzGedAfyhwzXY5Nf5qOAhmBpRxfmo2rOCoRAmixu7RVzCh5uISDGhfQPoVEw58zHSitJEsVssoqixPIaE7cMQnoSe+Pf0blRtHFcG/hCUUAb1C0/LC9r3ouP23J5W2+lsZCWWug5XyMERI/lXhvDrhDsoqPQceQOjusZ9N4WpICDlM7mJHszNQOBINst4mDy7cJHSKjICfUrLWxPMNIieU8MmUDAYHKNb5imPkC9WLcYkpJUwwNB0EBhNjzDIGA4YCk96iFgEkk4bKnmcLmUScPuFTrUZxGUA==", "mail-alias-created-date": "1752046281608", "From": "Mohamed Mediouni <mohamed@unpredictable.fr>", "To": "qemu-devel@nongnu.org", "Cc": "Phil Dennis-Jordan <phil@philjordan.eu>,\n Bernhard Beschow <shentey@gmail.com>, Cameron Esfahani <dirty@apple.com>,\n Magnus Kulke <magnuskulke@linux.microsoft.com>, qemu-arm@nongnu.org,\n Peter Maydell <peter.maydell@linaro.org>,\n Roman Bolshakov <rbolshakov@ddn.com>, Paolo Bonzini <pbonzini@redhat.com>,\n Mohamed Mediouni <mohamed@unpredictable.fr>,\n Pedro Barbuda <pbarbuda@microsoft.com>,\n =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= <berrange@redhat.com>, =?utf-8?q?Marc?=\n\t=?utf-8?q?-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n Magnus Kulke <magnus.kulke@linux.microsoft.com>, =?utf-8?q?Philippe_Mathieu?=\n\t=?utf-8?q?-Daud=C3=A9?= <philmd@linaro.org>, Wei Liu <wei.liu@kernel.org>,\n Zhao Liu <zhao1.liu@intel.com>", "Subject": "[PATCH v3 01/14] target/i386/emulate/x86_decode: Fix compiler warning", "Date": "Sun, 15 Feb 2026 06:22:12 +0100", "Message-ID": "<20260215052225.22513-2-mohamed@unpredictable.fr>", "X-Mailer": "git-send-email 2.50.1", "In-Reply-To": "<20260215052225.22513-1-mohamed@unpredictable.fr>", "References": "<20260215052225.22513-1-mohamed@unpredictable.fr>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Authority-Info-Out": "v=2.4 cv=cZ/fb3DM c=1 sm=1 tr=0 ts=6991581d\n cx=c_apl:c_apl_out:c_pps a=9OgfyREA4BUYbbCgc0Y0oA==:117\n a=9OgfyREA4BUYbbCgc0Y0oA==:17 a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22\n a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=pGLkceISAAAA:8\n a=1g1V9cNuhepT8r8r7IUA:9", "X-Proofpoint-GUID": "XwUEs3hcw_O1sliJWqN2K722X_BF4L4Y", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwMjE1MDAzNiBTYWx0ZWRfX9Od3PVwji50s\n O6MQR0rklhxVX3mKrmEEUHorYvZQeBVdV1034+GVW92bwlaYVPZic2Z0hLG0VaVecVWej5uG01B\n w1FL2vQhvu+ga1TYdlTQMEYHB3wLSCBKRwUevUhtDOap9zT9T0JEpeVeKpWkzPQ8ZVsB9u49/1m\n WSKEGBJAyTUTUaQ7NE6HG5dbADfsC/JAqHzhifqEiVYjpc31iYpW/opn22pxiYsUxHctlIvxSWq\n z/ALgXu3ecr0+3fROXCc89U6tmnihJp7cVFtp4nHzqORWd+YC7nrRyc0sXAOQS5I5Q/f8DKYjhm\n vMZtYK8c4CDm00802vuWIVI5Stsnzn8XrIql4QYEZ07K/EldgcMUUft/Vb/V94=", "X-Proofpoint-ORIG-GUID": "XwUEs3hcw_O1sliJWqN2K722X_BF4L4Y", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-02-15_02,2026-02-13_01,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=notspam policy=default score=0 phishscore=0\n lowpriorityscore=0 clxscore=1030 bulkscore=0 adultscore=0 malwarescore=0\n suspectscore=0 spamscore=0 mlxscore=0 mlxlogscore=791 classifier=spam\n authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000\n definitions=main-2602150036", "X-JNJ": "\n AAAAAAABaI2wdvfq7k0JyGZszqcAbZ9kC0Sh9VE5K0rkv6NrwX9HYKo26lM6X12VkAT3ovxiN216+Urb/GyU2P5qUMzfkcpA1Y3nq5Jb1mEKlfyzT1euhBv4fpU+tQH8BNALru7h5giuezC3uEtbD39diEiimlpE4h+jBI37cG+DsDIeg08lb7g8NWDrP1kNHxzUkGsYO4d2dtVdP/mGImpmtcs83xdJd0sX7rXky5x1dSYmMS69j+jxHx/Ey1IKxR9pf4ZV/w9mJgQfVmIMEAcz5/PuvFxvrFGzPb9nlac7sEpCXjEI8oz3t2s8OoA+Eb04uq89t0rJxz3wggIMnTckbiu+0x02hElxjumsZQzJcrBnr2pqr3+dPwhfYx5LTfyrKqtp39V+KyeDkS+hXB1MXt08RIpa0TvBjKCUihXgCT3z12q2b8vYm6f34iegpiO6n3M+MOHLZwPg/jPlgtwjhJUoUMzGFw/rYLD3HrEQHGCR1JxHefcSaD96AzBMisdEwzgZjdOYflDZGmRM69Elv+YCt1nya3uWQrB3NR/LRjx0LhZHHAA0HrhHCSvv/13B4tnZlJuEnvxh0bR7MgQK4DzoTIo4R8nmvvPlbV7rvuEkLxrhQXkt9OQPIJou/mJcwZ3cc+H6WrLywQ26ql8nbYKcrKo7v5fzS71HRowGpkvBS49owLDmBeBwIh+J+7YsomvjYBGfCEeSlVyhMDatDibyI+t7CFopfFf0Lh8Beoz2OqZO3uI3gKtB+VM1ZkTvA/Q4Cu7P6qN25WOGay4jwSUBWAGVcez75OmAPjw7Q9PanuNA5IpNVwLdWki5BIvAnN/XazVb2vYJh0SM6g==", "Received-SPF": "pass client-ip=57.103.69.141;\n envelope-from=mohamed@unpredictable.fr; helo=outbound.mr.icloud.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,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-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 <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "From: Bernhard Beschow <shentey@gmail.com>\n\nWhen compiling for i386-softmmu under MSYS2, GCC emits the following warning:\n\n In function 'get_reg_val',\n inlined from 'calc_modrm_operand64' at ../src/target/i386/emulate/x86_decode.c:1796:15:\n ../src/target/i386/emulate/x86_decode.c:1703:5: error: 'memcpy' forming offset [4, 7] is out of the bounds [0, 4] of object 'val' with type 'target_ulong' {aka 'unsigned int'} [-Werror=array-bounds=]\n 1703 | memcpy(&val,\n | ^~~~~~~~~~~~\n 1704 | get_reg_ref(env, reg, rex_present, is_extended, size),\n | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n 1705 | size);\n | ~~~~~\n ../src/target/i386/emulate/x86_decode.c: In function 'calc_modrm_operand64':\n ../src/target/i386/emulate/x86_decode.c:1702:18: note: 'val' declared here\n 1702 | target_ulong val = 0;\n | ^~~\n\nIn the calc_modrm_operand64() case the compiler sees size == 8 to be mem-copied\nto a target_ulong variable which is only 4 bytes wide in case of i386-softmmu.\nNote that when size != 1, get_reg_ref() always returns a pointer to an 8 byte\nregister, regardless of the target_ulong size. Fix the compiler warning by\nalways providing 8 bytes of storage by means of uint64_t.\n\nFixes: 77a2dba45cc9 (\"target/i386/emulate: stop overloading decode->op[N].ptr\")\ncc: qemu-stable\nSigned-off-by: Bernhard Beschow <shentey@gmail.com>\nReviewed-by: Mohamed Mediouni <mohamed@unpredictable.fr>\n---\n target/i386/emulate/x86_decode.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/target/i386/emulate/x86_decode.c b/target/i386/emulate/x86_decode.c\nindex d037ed1142..6ad03b71b0 100644\n--- a/target/i386/emulate/x86_decode.c\n+++ b/target/i386/emulate/x86_decode.c\n@@ -1699,7 +1699,7 @@ void *get_reg_ref(CPUX86State *env, int reg, int rex_present,\n target_ulong get_reg_val(CPUX86State *env, int reg, int rex_present,\n int is_extended, int size)\n {\n- target_ulong val = 0;\n+ uint64_t val = 0;\n memcpy(&val,\n get_reg_ref(env, reg, rex_present, is_extended, size),\n size);\n", "prefixes": [ "v3", "01/14" ] }