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Message-ID: <CANiq72nGurz9dJjy2p8q347vfsbaoAm8Jb5L4WAW0W2+5KZHOw@mail.gmail.com>
Date: Tue, 15 Aug 2023 14:49:44 +0200
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Andrea Righi <andrea.righi@...onical.com>
Cc: Miguel Ojeda <ojeda@...nel.org>,
Alex Gaynor <alex.gaynor@...il.com>,
Wedson Almeida Filho <wedsonaf@...il.com>,
Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
Björn Roy Baron <bjorn3_gh@...tonmail.com>,
Benno Lossin <benno.lossin@...ton.me>,
"Gustavo A . R . Silva" <gustavoars@...nel.org>,
Kees Cook <keescook@...omium.org>,
Masahiro Yamada <masahiroy@...nel.org>,
rust-for-linux@...r.kernel.org, linux-kbuild@...r.kernel.org,
linux-kernel@...r.kernel.org,
Nick Desaulniers <ndesaulniers@...gle.com>,
Nathan Chancellor <nathan@...nel.org>
Subject: Re: [PATCH] rust: fix bindgen build error with fstrict-flex-arrays
On Tue, Aug 15, 2023 at 2:44 PM Andrea Righi <andrea.righi@...onical.com> wrote:
>
> Oh yes, indeed! I'm using clang/libclang-14 with gcc-13, if I switch to
> clang-15 everything seems fine, so I can simply move to this version.
Thanks for confirming!
> The combo gcc-13 + libclang-15 seems to work in my case, instead with
> libclang-16 I get this:
>
> BINDGEN rust/bindings/bindings_generated.rs
> thread 'main' panicked at '"ftrace_branch_data_union_(anonymous_at__/_/include/linux/compiler_types_h_146_2)" is not a valid Ident', /build/rust-bindgen-0.56-DgAMvF/rust-bindgen-0.56-0.56.0/debian/vendor/proc-macro2-1.0.24/src/fallback.rs:693:9
Yeah, this is fixed in `bindgen` 0.62.0. We have upgraded in
`rust-next`, commit 08ab786556ff ("rust: bindgen: upgrade to 0.65.1").
Cheers,
Miguel
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