On Fri, Oct 10, 2025 at 5:58 PM Paolo Bonzini <pbonzini@redhat.com> wrote:
>
> It is showing in the output of the bits! macro when using the nightly
> toolchain, though it's not clear if it is intentional or a bug.
> Shut it up for now.
>
> Link: https://github.com/rust-lang/rust-clippy/issues/15852
> Reported-by: Richard Henderson <richard.henderson@linaro.org>
> Suggested-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
> rust/qemu-macros/src/lib.rs | 13 ++++++++++---
> 1 file changed, 10 insertions(+), 3 deletions(-)
>
> diff --git a/rust/qemu-macros/src/lib.rs b/rust/qemu-macros/src/lib.rs
> index 3e21b67b471..9157f77a4dd 100644
> --- a/rust/qemu-macros/src/lib.rs
> +++ b/rust/qemu-macros/src/lib.rs
> @@ -401,7 +401,14 @@ pub fn bits_const_internal(ts: TokenStream) -> TokenStream {
> let ts = proc_macro2::TokenStream::from(ts);
> let mut it = ts.into_iter();
>
> - BitsConstInternal::parse(&mut it)
> - .unwrap_or_else(syn::Error::into_compile_error)
> - .into()
> + let out = BitsConstInternal::parse(&mut it)
> + .unwrap_or_else(syn::Error::into_compile_error);
> +
> + // https://github.com/rust-lang/rust-clippy/issues/15852
> + quote! {
> + {
> + #[allow(clippy::double_parens)]
> + #out
> + }
> + }.into()
> }
> --
> 2.51.0
>