linux-kernel - Re: [PATCH v3] kbuild: rust: add PROCMACROLDFLAGS

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Message-ID: <CANiq72k3YfiEGT6JV5semYJWn5St8GMF3nhDW0Bt6rX1z+oDng@mail.gmail.com>
Date: Wed, 15 Jan 2025 16:25:51 +0100
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: "Hong, Yifan" <elsk@...gle.com>
Cc: Miguel Ojeda <ojeda@...nel.org>, Masahiro Yamada <masahiroy@...nel.org>, 
	Alex Gaynor <alex.gaynor@...il.com>, Jonathan Corbet <corbet@....net>, 
	Nathan Chancellor <nathan@...nel.org>, Nicolas Schier <nicolas@...sle.eu>, linux-kbuild@...r.kernel.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-doc@...r.kernel.org, linux-kernel@...r.kernel.org, 
	patches@...ts.linux.dev
Subject: Re: [PATCH v3] kbuild: rust: add PROCMACROLDFLAGS

On Tue, Jan 14, 2025 at 11:46 PM Miguel Ojeda
<miguel.ojeda.sandonis@...il.com> wrote:
>
> On second thought, #731 probably only applies to `rustc` native flags
> only, rather than those that are passed to the linker (e.g. if I pass
> a dummy flag, it is passed as-is, so I doubt they will start checking,
> and probably they shouldn't), so it may not help here after all.

For completeness: `-Clink-args=` appends (and is allowed to be passed
several times), rather than override. Moreover, the docs say so
explicitly. So it is unlikely that one would change or that #731
applies to it (i.e. as a whole vs. individual options inside it).

Cheers,
Miguel