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# Build for the undefined behavior sanitizer runtime support library.
set(UBSAN_SOURCES
ubsan_diag.cc
ubsan_init.cc
ubsan_flags.cc
ubsan_handlers.cc
ubsan_value.cc
)
set(UBSAN_STANDALONE_SOURCES
ubsan_init_standalone.cc
)
set(UBSAN_CXX_SOURCES
ubsan_handlers_cxx.cc
ubsan_type_hash.cc
)
include_directories(..)
set(UBSAN_CFLAGS ${SANITIZER_COMMON_CFLAGS})
append_no_rtti_flag(UBSAN_CFLAGS)
set(UBSAN_STANDALONE_CFLAGS ${SANITIZER_COMMON_CFLAGS})
append_no_rtti_flag(UBSAN_STANDALONE_CFLAGS)
set(UBSAN_CXXFLAGS ${SANITIZER_COMMON_CFLAGS})
add_custom_target(ubsan)
if(APPLE)
# Common parts of UBSan runtime.
add_compiler_rt_object_libraries(RTUbsan
OS ${SANITIZER_COMMON_SUPPORTED_OS}
ARCHS ${UBSAN_COMMON_SUPPORTED_ARCH}
SOURCES ${UBSAN_SOURCES} ${UBSAN_CXX_SOURCES}
CFLAGS ${UBSAN_CXXFLAGS})
if(COMPILER_RT_HAS_UBSAN)
# Initializer of standalone UBSan runtime.
add_compiler_rt_object_libraries(RTUbsan_standalone
OS ${SANITIZER_COMMON_SUPPORTED_OS}
ARCHS ${UBSAN_SUPPORTED_ARCH}
SOURCES ${UBSAN_STANDALONE_SOURCES}
CFLAGS ${UBSAN_STANDALONE_CFLAGS})
foreach(os ${SANITIZER_COMMON_SUPPORTED_OS})
add_compiler_rt_darwin_dynamic_runtime(clang_rt.ubsan_${os}_dynamic ${os}
ARCHS ${UBSAN_SUPPORTED_ARCH}
SOURCES $<TARGET_OBJECTS:RTUbsan.${os}>
$<TARGET_OBJECTS:RTUbsan_standalone.${os}>
$<TARGET_OBJECTS:RTSanitizerCommon.${os}>)
add_dependencies(ubsan clang_rt.ubsan_${os}_dynamic)
endforeach()
endif()
else()
# Common parts of UBSan runtime.
add_compiler_rt_object_libraries(RTUbsan
ARCHS ${UBSAN_COMMON_SUPPORTED_ARCH}
SOURCES ${UBSAN_SOURCES} CFLAGS ${UBSAN_CFLAGS})
# C++-specific parts of UBSan runtime. Requires a C++ ABI library.
add_compiler_rt_object_libraries(RTUbsan_cxx
ARCHS ${UBSAN_COMMON_SUPPORTED_ARCH}
SOURCES ${UBSAN_CXX_SOURCES} CFLAGS ${UBSAN_CXXFLAGS})
if(COMPILER_RT_HAS_UBSAN)
# Initializer of standalone UBSan runtime.
add_compiler_rt_object_libraries(RTUbsan_standalone
ARCHS ${UBSAN_SUPPORTED_ARCH}
SOURCES ${UBSAN_STANDALONE_SOURCES} CFLAGS ${UBSAN_STANDALONE_CFLAGS})
foreach(arch ${UBSAN_SUPPORTED_ARCH})
# Standalone UBSan runtimes.
add_compiler_rt_runtime(clang_rt.ubsan_standalone-${arch} ${arch} STATIC
SOURCES $<TARGET_OBJECTS:RTSanitizerCommon.${arch}>
$<TARGET_OBJECTS:RTSanitizerCommonLibc.${arch}>
$<TARGET_OBJECTS:RTUbsan.${arch}>
$<TARGET_OBJECTS:RTUbsan_standalone.${arch}>
CFLAGS ${UBSAN_CFLAGS})
add_compiler_rt_runtime(clang_rt.ubsan_standalone_cxx-${arch} ${arch} STATIC
SOURCES $<TARGET_OBJECTS:RTUbsan_cxx.${arch}>
CFLAGS ${UBSAN_CXXFLAGS})
add_dependencies(ubsan
clang_rt.ubsan_standalone-${arch}
clang_rt.ubsan_standalone_cxx-${arch})
if (UNIX AND NOT ${arch} MATCHES "i386|i686")
add_sanitizer_rt_symbols(clang_rt.ubsan_standalone-${arch} ubsan.syms.extra)
add_sanitizer_rt_symbols(clang_rt.ubsan_standalone_cxx-${arch} ubsan.syms.extra)
add_dependencies(ubsan
clang_rt.ubsan_standalone-${arch}-symbols
clang_rt.ubsan_standalone_cxx-${arch}-symbols)
endif()
endforeach()
endif()
endif()
add_dependencies(compiler-rt ubsan)
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