Continuous Integration toolchains for .NET, Java, and other languages are relatively well defined, but the C++ market seems to have a lot of diversity.
By CI \"toolcha
Visual Build Professional is my favorite tool for pulling together all the other tools. Windows only, of course, but it integrates with all flavors of Visual Studio and a host of test tools, source controls tools, issue trackers, etc. It is windows only, though. I know that's not the entire stack, but it's a start.