config.mk revision 1f9828387d8d3d0b1a02f99633ac58a68aa366ad 
1
2CLANG := $(HOST_OUT_EXECUTABLES)/clang$(HOST_EXECUTABLE_SUFFIX)
3CLANG_CXX := $(HOST_OUT_EXECUTABLES)/clang++$(HOST_EXECUTABLE_SUFFIX)
4LLVM_AS := $(HOST_OUT_EXECUTABLES)/llvm-as$(HOST_EXECUTABLE_SUFFIX)
5LLVM_LINK := $(HOST_OUT_EXECUTABLES)/llvm-link$(HOST_EXECUTABLE_SUFFIX)
6
7# Clang flags for all host or target rules
8CLANG_CONFIG_EXTRA_ASFLAGS :=
9CLANG_CONFIG_EXTRA_CFLAGS :=
10CLANG_CONFIG_EXTRA_CPPFLAGS :=
11CLANG_CONFIG_EXTRA_LDFLAGS :=
12
13CLANG_CONFIG_EXTRA_CFLAGS := \
14  -D__compiler_offsetof=__builtin_offsetof
15
16CLANG_CONFIG_UNKNOWN_CFLAGS := \
17  -funswitch-loops \
18  -Wno-psabi \
19  -Wno-unused-but-set-variable \
20  -Wno-unused-but-set-parameter
21
22# Clang flags for all host rules
23CLANG_CONFIG_HOST_EXTRA_ASFLAGS :=
24CLANG_CONFIG_HOST_EXTRA_CFLAGS :=
25CLANG_CONFIG_HOST_EXTRA_CPPFLAGS :=
26CLANG_CONFIG_HOST_EXTRA_LDFLAGS :=
27
28# Clang flags for all target rules
29CLANG_CONFIG_TARGET_EXTRA_ASFLAGS :=
30CLANG_CONFIG_TARGET_EXTRA_CFLAGS := -nostdlibinc
31CLANG_CONFIG_TARGET_EXTRA_CPPFLAGS := -nostdlibinc
32CLANG_CONFIG_TARGET_EXTRA_LDFLAGS :=
33
34# HOST config
35include $(BUILD_SYSTEM)/clang/HOST_$(HOST_ARCH).mk
36
37# TARGET config
38clang_2nd_arch_prefix :=
39include $(BUILD_SYSTEM)/clang/TARGET_$(TARGET_ARCH).mk
40
41# TARGET_2ND_ARCH config
42ifdef TARGET_2ND_ARCH
43clang_2nd_arch_prefix := $(TARGET_2ND_ARCH_VAR_PREFIX)
44include $(BUILD_SYSTEM)/clang/TARGET_$(TARGET_2ND_ARCH).mk
45endif
46
47
48# Clang compiler-specific libc headers
49CLANG_CONFIG_EXTRA_HOST_C_INCLUDES := external/clang/lib/include
50CLANG_CONFIG_EXTRA_TARGET_C_INCLUDES := external/clang/lib/include $(TARGET_OUT_HEADERS)/clang
51
52# Address sanitizer clang config
53ADDRESS_SANITIZER_CONFIG_EXTRA_CFLAGS := -fsanitize=address
54ADDRESS_SANITIZER_CONFIG_EXTRA_LDFLAGS := -Wl,-u,__asan_preinit
55ADDRESS_SANITIZER_CONFIG_EXTRA_SHARED_LIBRARIES := libdl libasan_preload
56ADDRESS_SANITIZER_CONFIG_EXTRA_STATIC_LIBRARIES := libasan
57
58# This allows us to use the superset of functionality that compiler-rt
59# provides to Clang (for supporting features like -ftrapv).
60COMPILER_RT_CONFIG_EXTRA_STATIC_LIBRARIES := libcompiler_rt-extras
61