2 COMPILERRTDIR= ${SRCTOP}/contrib/llvm-project/compiler-rt
3 UNWINDINCDIR= ${SRCTOP}/contrib/llvm-project/libunwind/include
4 UNWINDSRCDIR= ${SRCTOP}/contrib/llvm-project/libunwind/src
6 STATIC_CFLAGS+=${PICFLAG} -fvisibility=hidden -DVISIBILITY_HIDDEN
8 .PATH: ${COMPILERRTDIR}/lib/builtins
10 SRCS_EXC+= gcc_personality_v0.c
11 SRCS_EXC+= Unwind-EHABI.cpp
12 SRCS_EXC+= Unwind-sjlj.c
13 SRCS_EXC+= UnwindLevel1-gcc-ext.c
14 SRCS_EXC+= UnwindLevel1.c
15 SRCS_EXC+= UnwindRegistersRestore.S
16 SRCS_EXC+= UnwindRegistersSave.S
17 SRCS_EXC+= libunwind.cpp
20 .for file in ${SRCS_EXC:M*.c}
21 CFLAGS.${file}+= -fno-exceptions -funwind-tables
22 .if ${MK_ASAN} != "no"
23 # False-positives during stack unwinding
24 CFLAGS.${file}+= -fno-sanitize=address
27 .for file in ${SRCS_EXC:M*.cpp}
28 CXXFLAGS.${file}+= -fno-exceptions -funwind-tables
29 .if ${MK_ASAN} != "no"
30 # False-positives during stack unwinding
31 CXXFLAGS.${file}+= -fno-sanitize=address
35 CFLAGS+= -I${UNWINDINCDIR}
36 CFLAGS+= -D_LIBUNWIND_IS_NATIVE_ONLY
37 CFLAGS+= -D_LIBUNWIND_USE_FRAME_HEADER_CACHE
40 STATIC_CXXFLAGS+= -fvisibility=hidden -fPIC
41 # Probably need to just move this earlier or use CXXFLAGS
42 .if ${MK_DIRDEPS_BUILD} == "yes"
43 # Avoid dependency on lib/libc++
44 CFLAGS+= -isystem ${SRCTOP}/contrib/llvm-project/libcxx/include -nostdinc++
46 # we need this for __config_site
47 CFLAGS+= -I${SRCTOP}/lib/libc++
48 .if ${.MAKE.LEVEL} > 0
49 GENDIRDEPS_FILTER+= Nlib/libc++