FWIW, this is most likely not even suitable to laugh at how slow it is - for that, you need to see something happening in less than an hour or so.
It can only use one core at a time, but that is not the worst thing: CMake is interpreted and stringly typed, so every number will have to be converted string -> number and usually back on every use.
It can only use one core at a time, but that is not the worst thing: CMake is interpreted and stringly typed, so every number will have to be converted string -> number and usually back on every use.