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Date:   Sat, 14 Oct 2023 13:50:09 -0700
From:   "H. Peter Anvin" <hpa@zytor.com>
To:     comex <comexk@gmail.com>
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>,
        rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org,
        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>,
        =?ISO-8859-1?Q?Bj=F6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>,
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        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
Subject: Re: [PATCH v10 25/27] x86: enable initial Rust support
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References: <20220927131518.30000-1-ojeda@kernel.org> <20220927131518.30000-26-ojeda@kernel.org> <Y0BfN1BdVCWssvEu@hirez.programming.kicks-ass.net> <CABCJKuenkHXtbWOLZ0_isGewxd19qkM7OcLeE2NzM6dSkXS4mQ@mail.gmail.com> <CANiq72k6s4=0E_AHv7FPsCQhkyxf7c-b+wUtzfjf+Spehe9Fmg@mail.gmail.com> <CABCJKuca0fOAs=E6LeHJiT2LOXEoPvLVKztA=u+ARcw=tbT=tw@mail.gmail.com> <20231012104741.GN6307@noisy.programming.kicks-ass.net> <CABCJKufEagwJ=TQnmVSK07RDjsPUt=3JGtwnK9ASmFqb7Vx8JQ@mail.gmail.com> <202310121130.256F581823@keescook> <CAOcBZOTed1a1yOimdUN9yuuysZ1h6VXa57+5fLAE99SZxCwBMQ@mail.gmail.com> <20231013075005.GB12118@noisy.programming.kicks-ass.net> <CAOcBZOTP_vQuFaqREqy-hkG69aBvJ+xrhEQi_EFKvtsNjne1dw@mail.gmail.com> <CAHk-=wjLUit_gae7anFNz4sV0o2Uc=TD_9P8sYeqMSeW_UG2Rg@mail.gmail.com> <5D8CA5EF-F5B0-4911-85B8-A363D9344FA7@zytor.com> <BDD45A2A-1447-40DD-B5F3-29DEE976A3CD@gmail.com>
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On October 14, 2023 1:25:12 PM PDT, comex <comexk@gmail=2Ecom> wrote:
>
>
>> On Oct 13, 2023, at 12:00=E2=80=AFPM, H=2E Peter Anvin <hpa@zytor=2Ecom=
> wrote:
>>=20
>> Transparent unions have been standard C since C99=2E
>
>I don=E2=80=99t think that=E2=80=99s right=2E  Certainly __attribute__((t=
ransparent_union)) is not standard C; are you referring to a different feat=
ure?
>

My mistake=2E=2E=2E I was thinking about anonymous unions=2E