gcc/testsuite/g++.dg/cpp0x/pr32126.C

// { dg-do compile { target c++11 } }
template<typename...> struct A;

template<typename...T> struct A<T> // { dg-error "not expanded|T|" }
{
 static int i;
};

A<char> a; // { dg-error "incomplete" }
A<int> b; // { dg-error "incomplete" }