1// RUN: %clang_cc1 -fsyntax-only -verify %s
2template<typename T> struct vector;
3
4// C++ [temp.class.spec]p6:
5namespace N {
6  namespace M {
7    template<typename T> struct A; // expected-note{{here}}
8  }
9}
10
11template<typename T>
12struct N::M::A<T*> { }; // expected-warning{{C++11 extension}}
13
14// C++ [temp.class.spec]p9
15//   bullet 1
16template <int I, int J> struct A {};
17template <int I> struct A<I+5, I*2> {}; // expected-error{{depends on}}
18template <int I, int J> struct B {};
19template <int I> struct B<I, I> {}; //OK
20
21//   bullet 2
22template <class T, T t> struct C {};  // expected-note{{declared here}}
23template <class T> struct C<T, 1>; // expected-error{{specializes}}
24template <class T, T* t> struct C<T*, t>; // okay
25
26template< int X, int (*array_ptr)[X] > class A2 {}; // expected-note{{here}}
27int array[5];
28template< int X > class A2<X, &array> { }; // expected-error{{specializes}}
29
30template<typename T, int N, template<typename X> class TT>
31struct Test0;
32
33//   bullet 3
34template<typename T, int N, template<typename X> class TT>
35struct Test0<T, N, TT>; // expected-error{{does not specialize}}
36
37// C++ [temp.class.spec]p10
38template<typename T = int, // expected-error{{default template argument}}
39         int N = 17, // expected-error{{default template argument}}
40         template<typename X> class TT = ::vector> // expected-error{{default template argument}}
41  struct Test0<T*, N, TT> { };
42
43template<typename T> struct Test1;
44template<typename T, typename U>  // expected-note{{non-deducible}}
45  struct Test1<T*> { }; // expected-warning{{never be used}}
46