ClickHouse/contrib/libunwind-cmake/CMakeLists.txt

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CMake
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set(LIBUNWIND_SOURCE_DIR "${ClickHouse_SOURCE_DIR}/contrib/libunwind")
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set(LIBUNWIND_CXX_SOURCES
"${LIBUNWIND_SOURCE_DIR}/src/libunwind.cpp"
"${LIBUNWIND_SOURCE_DIR}/src/Unwind-EHABI.cpp"
"${LIBUNWIND_SOURCE_DIR}/src/Unwind-seh.cpp")
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if (APPLE)
set(LIBUNWIND_CXX_SOURCES ${LIBUNWIND_CXX_SOURCES} "${LIBUNWIND_SOURCE_DIR}/src/Unwind_AppleExtras.cpp")
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endif ()
set(LIBUNWIND_C_SOURCES
"${LIBUNWIND_SOURCE_DIR}/src/UnwindLevel1.c"
"${LIBUNWIND_SOURCE_DIR}/src/UnwindLevel1-gcc-ext.c"
"${LIBUNWIND_SOURCE_DIR}/src/Unwind-sjlj.c"
# Use unw_backtrace to override libgcc's backtrace symbol for better ABI compatibility
unwind-override.c)
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set_source_files_properties(${LIBUNWIND_C_SOURCES} PROPERTIES COMPILE_FLAGS "-std=c99")
set(LIBUNWIND_ASM_SOURCES
"${LIBUNWIND_SOURCE_DIR}/src/UnwindRegistersRestore.S"
"${LIBUNWIND_SOURCE_DIR}/src/UnwindRegistersSave.S")
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enable_language(ASM)
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set(LIBUNWIND_SOURCES
${LIBUNWIND_CXX_SOURCES}
${LIBUNWIND_C_SOURCES}
${LIBUNWIND_ASM_SOURCES})
add_library(unwind ${LIBUNWIND_SOURCES})
set_target_properties(unwind PROPERTIES FOLDER "contrib/libunwind-cmake")
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target_include_directories(unwind SYSTEM BEFORE PUBLIC $<BUILD_INTERFACE:${LIBUNWIND_SOURCE_DIR}/include>)
target_compile_definitions(unwind PRIVATE -D_LIBUNWIND_NO_HEAP=1 -D_DEBUG -D_LIBUNWIND_IS_NATIVE_ONLY)
# We should enable optimizations (otherwise it will be too slow in debug)
# and disable sanitizers (otherwise infinite loop may happen)
target_compile_options(unwind PRIVATE -O3 -fno-exceptions -funwind-tables -fno-sanitize=all $<$<COMPILE_LANGUAGE:CXX>:-nostdinc++ -fno-rtti>)
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target_compile_options(unwind PRIVATE -Wno-unused-but-set-variable)
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# The library is using register variables that are bound to specific registers
# Example: DwarfInstructions.hpp: register unsigned long long x16 __asm("x16") = cfa;
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target_compile_options(unwind PRIVATE "$<$<COMPILE_LANGUAGE:CXX>:-Wno-register>")
install(
TARGETS unwind
EXPORT global
LIBRARY DESTINATION lib
ARCHIVE DESTINATION lib
)