Code completion not following nested templates

 
template<typename T>
class A
{
  public:
  typedef T value_t;

  T a;
};

template<typename T>
class B
{
  public:
  typedef T value_t;

  T b;
};

typedef A<int> A_int;
typedef B<A_int> B_A_int;

int main()
{
  B_A_int::value_t a1_obj;
  A_int a2_obj;

  a1_obj.a; // no completion here
  a2_obj.a; // completion here
}