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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_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_CXXFLAGS ${SANITIZER_COMMON_CFLAGS})
add_custom_target(ubsan)
if(APPLE)
# Build universal binary on APPLE.
add_compiler_rt_osx_static_runtime(clang_rt.ubsan_osx
ARCH ${UBSAN_SUPPORTED_ARCH}
SOURCES ${UBSAN_SOURCES} ${UBSAN_CXX_SOURCES}
$<TARGET_OBJECTS:RTSanitizerCommon.osx>
CFLAGS ${UBSAN_CXXFLAGS})
add_dependencies(ubsan clang_rt.ubsan_osx)
else()
# Build separate libraries for each target.
foreach(arch ${UBSAN_SUPPORTED_ARCH})
# Main UBSan runtime.
add_compiler_rt_runtime(clang_rt.ubsan-${arch} ${arch} STATIC
SOURCES ${UBSAN_SOURCES}
CFLAGS ${UBSAN_CFLAGS})
# C++-specific parts of UBSan runtime. Requires a C++ ABI library.
add_compiler_rt_runtime(clang_rt.ubsan_cxx-${arch} ${arch} STATIC
SOURCES ${UBSAN_CXX_SOURCES}
CFLAGS ${UBSAN_CXXFLAGS})
add_dependencies(ubsan
clang_rt.san-${arch}
clang_rt.ubsan-${arch}
clang_rt.ubsan_cxx-${arch})
if (UNIX AND NOT ${arch} STREQUAL "i386" AND NOT ${arch} STREQUAL "i686")
add_sanitizer_rt_symbols(clang_rt.ubsan-${arch} ubsan.syms.extra)
add_sanitizer_rt_symbols(clang_rt.ubsan_cxx-${arch} ubsan.syms.extra)
add_dependencies(ubsan
clang_rt.ubsan-${arch}-symbols
clang_rt.ubsan_cxx-${arch}-symbols)
endif()
endforeach()
endif()
add_dependencies(compiler-rt ubsan)
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