How to change the integer type used by an enum (C++)?

Question

If I have an C++ enum:

enum Foo
{
  Bar,
  Baz,
  Bork,
};

How do I tell the compiler to use a uint16_t to actually store the

Answer 1

In C++11, you can do that:

enum class Foo : uint16_t 
{
  Bar,
  Baz,
  Bork,
};

Later on, you can also know the underlying type of the enum as:

#include  

std::underlying_type::type v = 10; //v is uint16_t