Re: [PATCH v8 00/16] Add support for Clang LTO

Sami Tolvanen
2020-12-09T16:10:33Z

On Tue, Dec 8, 2020 at 1:02 PM Arnd Bergmann <arnd@kernel.org> wrote:
>
> On Tue, Dec 8, 2020 at 9:59 PM Arnd Bergmann <arnd@kernel.org> wrote:
> >
> > Attaching the config for "ld.lld: error: Never resolved function from
> > blockaddress (Producer: 'LLVM12.0.0' Reader: 'LLVM 12.0.0')"
>
> And here is a new one: "ld.lld: error: assignment to symbol
> init_pg_end does not converge"

Thanks for these. I can reproduce the "Never resolved function from
blockaddress" issue with full LTO, but I couldn't reproduce this one
with ToT Clang, and the config doesn't have LTO enabled:

$ grep LTO 0x2824F594_defconfig
CONFIG_ARCH_SUPPORTS_LTO_CLANG_THIN=y

Is this the correct config file?

Sami