[PATCH] arm64: drop CROSS_COMPILE for LLVM=1 LLVM_IAS=1

[Arnd Bergmann]

On Fri, Jul 2, 2021 at 1:55 AM 'Nick Desaulniers' via Clang Built
Linux <clang-built-linux at googlegroups.com> wrote:
>
> +ifneq ($(LLVM),)
> +ifneq ($(LLVM_IAS),)
> +ifeq ($(CROSS_COMPILE),)
> +CLANG_TARGET   :=--target=aarch64-linux
> +CLANG_FLAGS    += $(CLANG_TARGET)
> +KBUILD_CFLAGS  += $(CLANG_TARGET)
> +KBUILD_AFLAGS  += $(CLANG_TARGET)
> +endif
> +endif
> +endif

I think only the "CLANG_TARGET   :=--target=aarch64-linux" line should
go into the
per-architecture Makefile. It doesn't hurt to just set that
unconditionally here,
and then change the CLANG_FLAGS logic in the top-level Makefile to use this
in place of $(notdir $(CROSS_COMPILE:%-=%)).

       Arnd