linux-kernel - Re: [PATCH] kbuild: rust: add `CONFIG_RUSTC_LLVM

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Message-ID: <CANiq72kz6s6Wpm8tw=COO7qAL7oTQivTWxOmchd1WkynhNWjKQ@mail.gmail.com>
Date: Tue, 15 Oct 2024 00:00:05 +0200
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Masahiro Yamada <masahiroy@...nel.org>
Cc: Gary Guo <gary@...yguo.net>, Miguel Ojeda <ojeda@...nel.org>, 
	Alex Gaynor <alex.gaynor@...il.com>, Boqun Feng <boqun.feng@...il.com>, 
	Björn Roy Baron <bjorn3_gh@...tonmail.com>, 
	Benno Lossin <benno.lossin@...ton.me>, Andreas Hindborg <a.hindborg@...nel.org>, 
	Alice Ryhl <aliceryhl@...gle.com>, Trevor Gross <tmgross@...ch.edu>, 
	Nathan Chancellor <nathan@...nel.org>, Nick Desaulniers <ndesaulniers@...gle.com>, 
	Bill Wendling <morbo@...gle.com>, Justin Stitt <justinstitt@...gle.com>, 
	Andrew Morton <akpm@...ux-foundation.org>, Petr Mladek <pmladek@...e.com>, Tejun Heo <tj@...nel.org>, 
	Yoann Congal <yoann.congal@...le.fr>, Randy Dunlap <rdunlap@...radead.org>, 
	Roman Gushchin <roman.gushchin@...ux.dev>, Jens Axboe <axboe@...nel.dk>, Jann Horn <jannh@...gle.com>, 
	Mark Rutland <mark.rutland@....com>, kees@...nel.org, linux-kbuild@...r.kernel.org, 
	linux-kernel@...r.kernel.org, llvm@...ts.linux.dev, 
	rust-for-linux@...r.kernel.org, samitolvanen@...gle.com
Subject: Re: [PATCH] kbuild: rust: add `CONFIG_RUSTC_LLVM_VERSION`

On Mon, Oct 14, 2024 at 6:27 PM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> I tend to agree with Muguel.
> The motivation of having cc-version in scripts/Kconfig.include
> is to check the presence of the supported C compiler, as C compiler
> is mandatory (in contrast, Rust compiler is optional).
>
> If you have a reason to have it in scripts/Kconfig.include
> for your future works, it is OK with me, but I cannot judge it.

Thanks Masahiro -- OK, since it seems Gary needs it, and we already
have the patch here, I will take that one.

Cheers,
Miguel