The likely / unlikely attributes and the constexpr advances, regarding performance, for example. But many performance gains will be automatic e.g http://www.op

The likely / unlikely attributes and the constexpr advances, regarding performance, for example. But many performance gains will be automatic e.g http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p0722r3.html http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p072...