linux-kernel - Re: Prebuilt LLVM 18.1.0-rc2 uploaded

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Message-ID: <20240213025303.GA4006766@dev-arch.thelio-3990X>
Date: Mon, 12 Feb 2024 19:53:03 -0700
From: Nathan Chancellor <nathan@...nel.org>
To: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc: llvm@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: Prebuilt LLVM 18.1.0-rc2 uploaded

On Mon, Feb 12, 2024 at 04:48:52PM -0700, Nathan Chancellor wrote:
> Hi Miguel,
> 
> On Sat, Feb 10, 2024 at 05:36:01PM +0100, Miguel Ojeda wrote:
> > On Thu, Feb 8, 2024 at 1:28 AM Nathan Chancellor <nathan@...nel.org> wrote:
> > >
> > > I have built and uploaded a prebuilt version of LLVM 18.1.0-rc2 to
> > > https://mirrors.edge.kernel.org/pub/tools/llvm/.
> > >
> > > As with Linux -rc releases, this is not the final version that will
> > > ship. If you run across any issues, especially ones that were not
> > > present in earlier LLVM releases, please consider reporting them to us
> > > so that we have a chance to investigate and fix them before the final
> > > release.
> > 
> > I took a look at the LLVM 18 prerelease to see if these would work
> > with Rust for e.g. CI and other users (instead of using the
> > LLVM-provided apt ones, for instance), and noticed it does not bundle
> > `libclang.so`.
> > 
> > Would it be possible to include it so that we can use `bindgen` and
> > thus enable Rust with them?
> > 
> > I understand they are intended to be minimal toolchains, but if you
> > think it would not be an unreasonable overhead, then it would be great
> > to have it.
> 
> Absolutely, I am more than happy to include libclang.so and anything
> else that would be useful for the kernel. Everything gets built but I
> only install what has felt needed for the kernel, so there is no real
> overhead aside from package size, which obviously should not increase
> much with this change. I've added the targets to my build scripts and
> kicked off a set of builds. If they finish successfully, I will upload
> them so that you can test them out and make sure they will work.

Alright, I reuploaded 18.1.0-rc2 with libclang.so included, please let
me know if this will work for you going forward.

Cheers,
Nathan