On 09/08/2014 02:51 PM, Alexey Petruchik wrote: > There are also CMAKE_CL_64\CMAKE_FORCE_WIN64\CMAKE_FORCE_IA64 vars. But > it seems to be a x64-only hack not a good generic solution There seem to be MSVC_C_ARCHITECTURE_ID and MSVC_CXX_ARCHITECTURE_ID though given that I don't see them documented they are probably considered internal. Nils