linux-kernel - Re: [PATCH] arm64: rust: clean Rust 1.85.0 warning using softfloat target

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Message-Id: <173944714987.2610867.13703061512287477883.b4-ty@kernel.org>
Date: Thu, 13 Feb 2025 13:59:03 +0000
From: Will Deacon <will@...nel.org>
To: Catalin Marinas <catalin.marinas@....com>,
	Alex Gaynor <alex.gaynor@...il.com>,
	Miguel Ojeda <ojeda@...nel.org>
Cc: kernel-team@...roid.com,
	Will Deacon <will@...nel.org>,
	linux-arm-kernel@...ts.infradead.org,
	Boqun Feng <boqun.feng@...il.com>,
	Gary Guo <gary@...yguo.net>,
	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>,
	rust-for-linux@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	patches@...ts.linux.dev,
	stable@...r.kernel.org,
	Matthew Maurer <mmaurer@...gle.com>,
	Ralf Jung <post@...fj.de>,
	Jubilee Young <workingjubilee@...il.com>
Subject: Re: [PATCH] arm64: rust: clean Rust 1.85.0 warning using softfloat target

On Mon, 10 Feb 2025 17:37:32 +0100, Miguel Ojeda wrote:
> Starting with Rust 1.85.0 (to be released 2025-02-20), `rustc` warns
> [1] about disabling neon in the aarch64 hardfloat target:
> 
>     warning: target feature `neon` cannot be toggled with
>              `-Ctarget-feature`: unsound on hard-float targets
>              because it changes float ABI
>       |
>       = note: this was previously accepted by the compiler but
>               is being phased out; it will become a hard error
>               in a future release!
>       = note: for more information, see issue #116344
>               <https://github.com/rust-lang/rust/issues/116344>
> 
> [...]

Applied to arm64 (for-next/fixes), thanks!

[1/1] arm64: rust: clean Rust 1.85.0 warning using softfloat target
      https://git.kernel.org/arm64/c/446a8351f160

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev