| From | Greg Kroah-Hartman <> | | Subject | [PATCH 4.14 076/105] powerpc/boot: Set target when cross-compiling for clang | | Date | Fri, 11 Jan 2019 15:14:47 +0100 |
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4.14-stable review patch. If anyone has any objections, please let me know.
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From: Joel Stanley <joel@jms.id.au>
commit 813af51f5d30a2da6a2523c08465f9726e51772e upstream.
Clang needs to be told which target it is building for when cross compiling.
Link: https://github.com/ClangBuiltLinux/linux/issues/259 Signed-off-by: Joel Stanley <joel@jms.id.au> Tested-by: Daniel Axtens <dja@axtens.net> # powerpc 64-bit BE Acked-by: Michael Ellerman <mpe@ellerman.id.au> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> [nc: Use 'ifeq ($(cc-name),clang)' instead of 'ifdef CONFIG_CC_IS_CLANG' because that config does not exist in 4.14; the Kconfig rewrite that added that config happened in 4.18] Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- arch/powerpc/boot/Makefile | 5 +++++ 1 file changed, 5 insertions(+)
--- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -49,6 +49,11 @@ endif BOOTAFLAGS := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc +ifeq ($(cc-name),clang) +BOOTCFLAGS += $(CLANG_FLAGS) +BOOTAFLAGS += $(CLANG_FLAGS) +endif + ifdef CONFIG_DEBUG_INFO BOOTCFLAGS += -g endif
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