C++11 was a huge step forward for C++. C++14 is a much smaller step, yet still brings plenty of great features. C++17 will be equally small but nice. The LLVM community should discuss how we want to handle migration to newer versions of C++: how do we handle compiler requirements, notify developers early enough, manage ABI changes in toolchains, and do the actual migration itself. Let’s get together and hash this out!