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[174.21.76.141]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2c91d3e7e4bsm5115641a91.52.2024.06.30.12.01.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 30 Jun 2024 12:01:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1719774066; x=1720378866; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=6nLIZwPhlbR4+HoVwsyjSvgsNERsQEppTTQuHndlMMQ=; b=h/ZNHLch0dyNl5zWh2TNdikIiN4kcISbg2oLf+24PurDXUo2EcZm1HrP9L9k4JJ85c pC33smzyUpILqXDoSqTEylfZTbTkAYuSnKLpuZlFsfj3QijX1njzYc/2VQ3ivGcxd4mQ pOeva/XUEoxHQe1zmGoPmzIHVcX2QK5hhTIsCuIj+hxqUJSrR1q+xyM+HYfqXaZ3Pu5e C7coelTQdnWaXBXPce3WBQFHvy2lcjhEMB0FNE4+VsRRI5ZBGlac7rG3b5CK8FvglkPg YvJO5HsBBmwCY49QF5wd37g4sL7P5kxZXbbzbnMzWPcK4lycdxrlapfNrjIc6w96b17K zP4Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719774066; x=1720378866; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=6nLIZwPhlbR4+HoVwsyjSvgsNERsQEppTTQuHndlMMQ=; b=eA+jEtsgHd+ZV5jYnSbl/5+qJja/6Mjgxq5sPLOhjiAnk8pVK93OEiy1/CtfKHLw4n 7zZaoU8vd0x8l2su0jQYwVpEpvnImRUSoLQRK5qSGd/0G8vYx2e59UMN2YJaaH0W5cn+ tWzl5gTfD6f6det/77B2I/pUFSd++V/ywZ5OxC39QPqYYm026D8NtZsvtNnEOu8SE9H5 L3Km8ZJBo7eAQrFsa2pNLrYO9EJNNazLqonbh/C1SBGmff3VA75WZLVf0/Cuhd+KxSfO if9wC0zSEsN0J5JXxZWTU+01VImAO9545n8/1iK0amWy41mU4HOcEf/IqblB2PxRqi/7 x/hA== X-Gm-Message-State: AOJu0YxjxJUBiphqepLKiOK/zn7Qbcm7aLyMh/YDyZGJyJ7cJiT5AlZT 1u4tLFDmxzklYtp2EcrvhJ+7OqTaklUIkrTXPT/wGkQfQPlTJIeWxE2/uyRBN4NpJo99UVYp0Ea b X-Google-Smtp-Source: AGHT+IEqWP513l7m3XZokZvK4CqxnJ96fkduIxaMkV40JqrLQBySIAhHrU1eNkTdPS+LPu2XPqX4CQ== X-Received: by 2002:a05:6358:6f93:b0:19f:509e:ae38 with SMTP id e5c5f4694b2df-1a6acccd1a7mr476425455d.5.1719774065617; Sun, 30 Jun 2024 12:01:05 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: akihiko.odaki@daynix.com, alex.bennee@linaro.org, qemu-arm@nongnu.org Subject: [PATCH v4 14/14] linux-user/main: Suppress out-of-range comparison warning for clang Date: Sun, 30 Jun 2024 12:00:50 -0700 Message-Id: <20240630190050.160642-15-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240630190050.160642-1-richard.henderson@linaro.org> References: <20240630190050.160642-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::c32; envelope-from=richard.henderson@linaro.org; helo=mail-oo1-xc32.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1719774277487100007 Content-Type: text/plain; charset="utf-8" For arm32 host and arm64 guest we get .../main.c:851:32: error: result of comparison of constant 70368744177664 w= ith expression of type 'unsigned long' is always false [-Werror,-Wtautologi= cal-constant-out-of-range-compare] if (TASK_UNMAPPED_BASE < reserved_va) { ~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~ We already disable -Wtype-limits here, for this exact comparison, but that is not enough for clang. Disable -Wtautological-compare as well, which is a superset. GCC ignores the unknown warning flag. Signed-off-by: Richard Henderson --- linux-user/main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/linux-user/main.c b/linux-user/main.c index 94c99a1366..7d3cf45fa9 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -843,6 +843,7 @@ int main(int argc, char **argv, char **envp) */ #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wtype-limits" +#pragma GCC diagnostic ignored "-Wtautological-compare" =20 /* * Select an initial value for task_unmapped_base that is in range. --=20 2.34.1