You can compile/install vim as usual. The sole special thing that need be done for this compilation is that, when you call ./configure, you *need* to ensure the following flags are present:

and the following are absent

Otherwise Clang Complete will fail.

If autocomplete pops up when you press the '.', it's your code/configuration that's not functioning properly. If autocomplete fails to pop up even when you press <C-x><C-u> (autocomplete), then the install probably has an issue. See [Other Include Paths] for more information if Clang Complete isn't working on a certain library.