1// RUN: %clang_cc1 -fsyntax-only -verify %s
2template<typename T> class A; // expected-note 2 {{template parameter is declared here}} expected-note{{template is declared here}}
3
4// [temp.arg.type]p1
5A<0> *a1; // expected-error{{template argument for template type parameter must be a type}}
6
7A<A> *a2; // expected-error{{use of class template 'A' requires template arguments}}
8
9A<int> *a3;
10A<int()> *a4;
11A<int(float)> *a5;
12A<A<int> > *a6;
13
14// Pass an overloaded function template:
15template<typename T> void function_tpl(T);
16A<function_tpl> a7;  // expected-error{{template argument for template type parameter must be a type}}
17
18// Pass a qualified name:
19namespace ns {
20template<typename T> class B {};  // expected-note{{template is declared here}}
21}
22A<ns::B> a8; // expected-error{{use of class template 'ns::B' requires template arguments}}
23
24// [temp.arg.type]p2
25void f() {
26  class X { };
27  A<X> * a = 0; // expected-warning{{template argument uses local type 'X'}}
28}
29
30struct { int x; } Unnamed; // expected-note{{unnamed type used in template argument was declared here}}
31A<__typeof__(Unnamed)> *a9; // expected-warning{{template argument uses unnamed type}}
32
33template<typename T, unsigned N>
34struct Array {
35  typedef struct { T x[N]; } type;
36};
37
38template<typename T> struct A1 { };
39A1<Array<int, 17>::type> ax;
40
41// FIXME: [temp.arg.type]p3. The check doesn't really belong here (it
42// belongs somewhere in the template instantiation section).
43