text: // RUN: %clang_cc1 -std=c++0x -fsyntax-only -verify %s
  
  // The result of the expression const_cast<T>(v) is of type T. If T is
  // an lvalue reference to object type, the result is an lvalue; if T
  // is an rvalue reference to object type, the result is an xvalue;.
  
  unsigned int f(int);
  
  template<typename T> T& lvalue();
  template<typename T> T&& xvalue();
  template<typename T> T prvalue();
  
  void test_classification(const int *ptr) {
    int *ptr0 = const_cast<int *&&>(ptr);
    int *ptr1 = const_cast<int *&&>(xvalue<const int*>());
    int *ptr2 = const_cast<int *&&>(prvalue<const int*>());
  }
  