linux-kernel - Re: [PATCH 2/3] rust: pin-init: examples: conditionally enable `feature(lint

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Message-ID: <Z_4mLRn-piSzuuf6@google.com>
Date: Tue, 15 Apr 2025 09:26:05 +0000
From: Alice Ryhl <aliceryhl@...gle.com>
To: Benno Lossin <benno.lossin@...ton.me>
Cc: Miguel Ojeda <ojeda@...nel.org>, Alex Gaynor <alex.gaynor@...il.com>, 
	Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
	"Björn Roy Baron" <bjorn3_gh@...tonmail.com>, Andreas Hindborg <a.hindborg@...nel.org>, 
	Trevor Gross <tmgross@...ch.edu>, Danilo Krummrich <dakr@...nel.org>, Fiona Behrens <me@...enk.dev>, 
	rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] rust: pin-init: examples: conditionally enable `feature(lint_reasons)`

On Mon, Apr 14, 2025 at 08:00:20PM +0000, Benno Lossin wrote:
> `lint_reasons` is unstable in Rust 1.80 and earlier, enable it
> conditionally in the examples to allow compiling them with older
> compilers.
> 
> Link: https://github.com/Rust-for-Linux/pin-init/pull/33/commits/ec494fe686b0a97d5b59b5be5a42d3858038ea6a
> Signed-off-by: Benno Lossin <benno.lossin@...ton.me>

Why not just always use #![feature] together with -Astable_features like
the kernel does?

Alice