On Wed, Jun 24, 2020 at 1:33 PM Sami Tolvanen <samitolvanen@xxxxxxxxxx> wrote: > > 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. > > Signed-off-by: Sami Tolvanen <samitolvanen@xxxxxxxxxx> Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx> > --- > scripts/mod/Makefile | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/scripts/mod/Makefile b/scripts/mod/Makefile > index 296b6a3878b2..b6e3b40c6eeb 100644 > --- a/scripts/mod/Makefile > +++ b/scripts/mod/Makefile > @@ -1,5 +1,6 @@ > # SPDX-License-Identifier: GPL-2.0 > OBJECT_FILES_NON_STANDARD := y > +CFLAGS_REMOVE_empty.o += $(CC_FLAGS_LTO) > > hostprogs := modpost mk_elfconfig > always-y := $(hostprogs) empty.o > -- > 2.27.0.212.ge8ba1cc988-goog > -- Thanks, ~Nick Desaulniers
