
With CONFIG_LTO_CLANG, clang generates LLVM IR instead of ELF object files. As empty.o is used for probing target properties, disable LTO for it to produce an object file instead. Bug: 145210207 Change-Id: I8fa54c4c9b71f5d481a364b6eb10a4c34b2b71b7 Link: https://lore.kernel.org/lkml/20201211184633.3213045-12-samitolvanen@google.com/ Signed-off-by: Sami Tolvanen <samitolvanen@google.com> Reviewed-by: Kees Cook <keescook@chromium.org>