From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9646120E030; Fri, 10 Jan 2025 13:33:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736516000; cv=none; b=p8MVvo3hKBFjf1PdfXx6VEv8wlL8tvmZgIvnPT+yZprZxg3yT7QWC5c+3EpypLlNP1OV3UOBWNoWHWKRPkERMfK3nKmY+yBMON0lYbYnYhP7L5G10SNrQ45FitCHRZypO9ORr7t00gOxD/EQ2dU1ITUa5qE8b6EKhzIKXspnGsk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736516000; c=relaxed/simple; bh=X8lP9UXjOeljq6oXBXuy8NDfvQZaTeuGvk76WyCjI7I=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=tCDiFSRkXIG4VWhZ5UG0HMhAeYfZXIkQ7agFn6dYnLhGw3LX0yGxfeWmrUR3ZHVHRXhv30RuB5+kD8Ej9dsz0OSMwSt6OblQWkliBMj1iwTL2ho/NusBWnzYMm4CaVYPKFjLbWvNA9kJpRQ1m2ZmrTRVu12y2YwjS13N4+eDMUY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ulVIbC07; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ulVIbC07" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 572BAC4CED6; Fri, 10 Jan 2025 13:33:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736516000; bh=X8lP9UXjOeljq6oXBXuy8NDfvQZaTeuGvk76WyCjI7I=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=ulVIbC07sslw4lIhw9FViCS3ihsqa99Fy8vHdATtTtPtH2rkFNhdjCFttb38PBBqy xAuf7mt3T5dtcTwfIDfEKT+GeO4EFs3AfkDayTiKELJC8Qz5/NNjHhLEZ6s+AMsM4G 6dCqXZUniqyZN23/+gia3yz3/4MtVFH0LzelnsEsxIZxyRXLTc5CIyRZRgVHxyesSa Qep+qQiJV/HavqtDy4/4mKGfGPQPwNWT4sa9ZUgfPZJTzNMXboLffkg6C5dePeDPN4 h7jmjexaigPrsTT3R/EQtcpIT2Xuo28i9QHScuBIVC4vspJS6C+Wv2zJ2FAzr2X7Zq wOSDstbOgQ94g== From: Andreas Hindborg To: Masahiro Yamada Cc: Miguel Ojeda , Miguel Ojeda , Wedson Almeida Filho , Alex Gaynor , Nathan Chancellor , Nicolas Schier , Boqun Feng , Gary Guo , =?utf-8?Q?Bj=C3=B6rn?= Roy Baron , Benno Lossin , Andreas Hindborg , Alice Ryhl , linux-kbuild@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, patches@lists.linux.dev Subject: Re: [PATCH 2/3] kbuild: rust: apply `CONFIG_WERROR` to all Rust targets In-Reply-To: (Masahiro Yamada's message of "Wed, 22 May 2024 20:58:46 +0900") References: <20240519211235.589325-1-ojeda@kernel.org> <20240519211235.589325-2-ojeda@kernel.org> User-Agent: mu4e 1.12.7; emacs 29.4 Date: Fri, 10 Jan 2025 14:33:02 +0100 Message-ID: <878qrig5f5.fsf@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Masahiro Yamada writes: > On Wed, May 22, 2024 at 7:52=E2=80=AFPM Miguel Ojeda > wrote: >> >> On Wed, May 22, 2024 at 12:14=E2=80=AFPM Masahiro Yamada wrote: >> > >> > What does "everything else" mean exactly? >> >> Everything but the host programs. Or as many targets as possible, if >> you think there are other cases that we should avoid. > > > You can do this if rebuilding makes sense > when any CONFIG option is changed. Not having the ability to make builds fail when clippy or rustdoc is issuing warnings is a big problem. I would very much like to have the option to make builds fail when these targets give warnings. @Miguel: Should I look into exempting host programs, or do you already have an idea of how to implement? Regarding host programs, it would be nice to set werror for those. How does C do this? Is W=3De enough? Best regards, Andreas Hindborg