On Fri, Dec 15, 2023 at 1:48 PM Miguel Ojeda <ojeda@xxxxxxxxxx> wrote:
>
> Nowadays all architectures except s390 recommend using `LLVM=1` instead of
> `CC=clang`, and since commit a3c6bfba4429 ("Documentation/llvm: refresh
> docs") the Kbuild LLVM documentation makes `LLVM=1` the way to go:
>
> We want to encourage the use of ``LLVM=1`` rather than just
> ``CC=clang``. Make that suggestion "above the fold" and "front and
> center" in our docs.
>
> In particular, that commit removes the examples with `CC=clang`.
>
> Thus do the same in the Rust Quick Start guide, i.e. remove the `CC=clang`
> mentions, especially since the architectures that have had their Rust
> support upstreamed (or soon to be upstreamed) are all `LLVM=1` ones
> anyway. And perhaps by the time Rust is supported for s390 (or new
> architectures), it may have moved to `LLVM=1` anyway. Otherwise,
> this can be added back if needed (or perhaps an extra link to
> Documentation/kbuild/llvm.rst).
>
> This should also help avoiding potential confusion around `CC=clang` [1].
>
> Link: https://lore.kernel.org/rust-for-linux/6df6e8e5-8d5b-4d3d-91b5-bc0e90c424ea@xxxxxxxxxx/ [1]
> Signed-off-by: Miguel Ojeda <ojeda@xxxxxxxxxx>
Reviewed-by: Alice Ryhl <aliceryhl@xxxxxxxxxx>
