1set(CMAKE_CXX_COMPILER_TARGET "armv8l-linux-gnueabihf" CACHE STRING "")
2set(CMAKE_CXX_FLAGS "-mthumb" CACHE STRING "")
3set(CMAKE_C_FLAGS "-mthumb" CACHE STRING "")
4set(LIBCXX_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
5set(LIBCXXABI_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
6