Yes, I was hoping that 3.0 would allow C++ and Swift to call each other. Have spent a few thousand hours writing a reactive ontology in C++ that currently calls to and from ObjC.<p>I was asking about C++ support in the WWDC 2015 labs, and the answer was using an ObjC wrapper workaround. As a result, I put off a major port for &quot;next year&quot;.