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Subject: Re: [PATCH v10 25/27] x86: enable initial Rust support
From:   comex <comexk@gmail.com>
In-Reply-To: <5D8CA5EF-F5B0-4911-85B8-A363D9344FA7@zytor.com>
Date:   Sat, 14 Oct 2023 13:25:12 -0700
Cc:     Linus Torvalds <torvalds@linux-foundation.org>,
        Ramon de C Valle <rcvalle@google.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Kees Cook <keescook@chromium.org>,
        Sami Tolvanen <samitolvanen@google.com>,
        Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>,
        Miguel Ojeda <ojeda@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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        linux-fsdevel@vger.kernel.org, patches@lists.linux.dev,
        Jarkko Sakkinen <jarkko@kernel.org>,
        Alex Gaynor <alex.gaynor@gmail.com>,
        Wedson Almeida Filho <wedsonaf@google.com>,
        David Gow <davidgow@google.com>,
        Boqun Feng <boqun.feng@gmail.com>, Gary Guo <gary@garyguo.net>,
        =?utf-8?Q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>,
        Jonathan Corbet <corbet@lwn.net>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        Dave Hansen <dave.hansen@linux.intel.com>, x86@kernel.org,
        linux-doc@vger.kernel.org
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To:     "H. Peter Anvin" <hpa@zytor.com>
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> On Oct 13, 2023, at 12:00=E2=80=AFPM, H. Peter Anvin <hpa@zytor.com> =
wrote:
>=20
> Transparent unions have been standard C since C99.

I don=E2=80=99t think that=E2=80=99s right.  Certainly =
__attribute__((transparent_union)) is not standard C; are you referring =
to a different feature?