Hello, Evan
> I think a Win64 version of X86CompilationCallback{2} is still needed.
> Also, it's not clear to me how to force a non-Windows CC. It may
> require some FE extension to support it?
Well, as currently we don't have windows64 support in FE correct
(non-windows) CC will be set automatically.
--
WBR, Anton Korobeynikov