set(CMAKE_SYSTEM_NAME Windows) set(CMAKE_SYSTEM_PROCESSOR x86_64) set(triple x86_64-w64-mingw32) set(CMAKE_C_COMPILER x86_64-w64-mingw32-gcc-10-posix) set(CMAKE_C_COMPILER_TARGET ${triple}) set(CMAKE_CXX_COMPILER x86_64-w64-mingw32-c++-posix) set(CMAKE_CXX_COMPILER_TARGET ${triple})