Wonderful story about the Go programming language, told by one of its creators, Rob Pike. He tells us the reason why Go has less features than c++, and why he think it is more powerful; as well as the circumstances of some other design decisions.
Rob Pike: Less is exponentially more
Here's an interesting comparison of the support of three C++ compilers in regard to the latest standard C++11. It is very thorough, covering all the features of the specification, and treats Microsoft Visual Studio 2012, gnu g++ 4.7 and Clang 3.1