SET(LIBRARY_DIR ${ClickHouse_SOURCE_DIR}/contrib/double-conversion) add_library(double-conversion ${LIBRARY_DIR}/double-conversion/bignum.cc ${LIBRARY_DIR}/double-conversion/bignum-dtoa.cc ${LIBRARY_DIR}/double-conversion/cached-powers.cc ${LIBRARY_DIR}/double-conversion/diy-fp.cc ${LIBRARY_DIR}/double-conversion/double-conversion.cc ${LIBRARY_DIR}/double-conversion/fast-dtoa.cc ${LIBRARY_DIR}/double-conversion/fixed-dtoa.cc ${LIBRARY_DIR}/double-conversion/strtod.cc) target_include_directories(double-conversion SYSTEM BEFORE PUBLIC "${LIBRARY_DIR}")