Commit bb3f38c3 authored by David Lin's avatar David Lin Committed by Masahiro Yamada
Browse files

kbuild: clang: fix build failures with sparse check 



We should avoid using the space character when passing arguments to
clang, because static code analysis check tool such as sparse may
misinterpret the arguments followed by spaces as build targets hence
cause the build to fail.

Signed-off-by: default avatarDavid Lin <dtwlin@google.com>
Signed-off-by: default avatarMasahiro Yamada <yamada.masahiro@socionext.com>
parent d87e47e1

Makefile

+2 −2
Original line number Original line Diff line number Diff line
@@ -697,11 +697,11 @@ KBUILD_CFLAGS += $(stackp-flag) 




ifeq ($(cc-name),clang)

ifeq ($(cc-name),clang)

ifneq ($(CROSS_COMPILE),)

ifneq ($(CROSS_COMPILE),)

CLANG_TARGET	:= -target $(notdir $(CROSS_COMPILE:%-=%))

CLANG_TARGET	:= --target=$(notdir $(CROSS_COMPILE:%-=%))

GCC_TOOLCHAIN	:= $(realpath $(dir $(shell which $(LD)))/..)

GCC_TOOLCHAIN	:= $(realpath $(dir $(shell which $(LD)))/..)

endif

endif

ifneq ($(GCC_TOOLCHAIN),)

ifneq ($(GCC_TOOLCHAIN),)

CLANG_GCC_TC	:= -gcc-toolchain $(GCC_TOOLCHAIN)

CLANG_GCC_TC	:= --gcc-toolchain=$(GCC_TOOLCHAIN)

endif

endif

KBUILD_CFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC)

KBUILD_CFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC)

KBUILD_AFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC)

KBUILD_AFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC)

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