[Bug c++/51671] g++ fails to allow a redundant typedef if the redundant typedef depends on a template parameter

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51671

--- Comment #4 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Another testcase:

template <typename T, typename U>
struct S
{
  static void f()
  {
    typedef T q;
    typedef U q;
  }
};