1 # Individual arch/{arch}/Makefiles should use
2 # endianness and -m32/-m64 to set word size ba
3 # relying on the target triple.
4 CLANG_TARGET_FLAGS_arm := arm-linux-g
5 CLANG_TARGET_FLAGS_arm64 := aarch64-lin
6 CLANG_TARGET_FLAGS_hexagon := hexagon-lin
7 CLANG_TARGET_FLAGS_loongarch := loongarch64
8 CLANG_TARGET_FLAGS_m68k := m68k-linux-
9 CLANG_TARGET_FLAGS_mips := mipsel-linu
10 CLANG_TARGET_FLAGS_powerpc := powerpc64le
11 CLANG_TARGET_FLAGS_riscv := riscv64-lin
12 CLANG_TARGET_FLAGS_s390 := s390x-linux
13 CLANG_TARGET_FLAGS_x86 := x86_64-linu
14 CLANG_TARGET_FLAGS_um := $(CLANG_TAR
15 CLANG_TARGET_FLAGS := $(CLANG_TAR
16
17 ifeq ($(CLANG_TARGET_FLAGS),)
18 $(error add '--target=' option to scripts/Make
19 else
20 CLANG_FLAGS += --target=$(CLANG_TARGET_FLA
21 endif
22
23 ifeq ($(LLVM_IAS),0)
24 CLANG_FLAGS += -fno-integrated-as
25 GCC_TOOLCHAIN_DIR := $(dir $(shell which $(CRO
26 CLANG_FLAGS += --prefix=$(GCC_TOOLCHAIN_DI
27 else
28 CLANG_FLAGS += -fintegrated-as
29 endif
30 # By default, clang only warns when it encount
31 # certain optimization flags it knows it has n
32 # Make it behave more like gcc by erroring whe
33 # so they can be implemented or wrapped in cc-
34 CLANG_FLAGS += -Werror=unknown-warning-opt
35 CLANG_FLAGS += -Werror=ignored-optimizatio
36 CLANG_FLAGS += -Werror=option-ignored
37 CLANG_FLAGS += -Werror=unused-command-line
38 KBUILD_CPPFLAGS += $(CLANG_FLAGS)
39 export CLANG_FLAGS
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