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McKenney" , Kernel Hardening , Greg Kroah-Hartman , Masahiro Yamada , Linux Kbuild mailing list , LKML , clang-built-linux , linux-pci@vger.kernel.org, Will Deacon , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jun 24, 2020 at 1:33 PM Sami Tolvanen 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 Reviewed-by: Nick Desaulniers > --- > 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel