1// RUN: %clang_cc1 -fsyntax-only -verify %s
2
3struct add_pointer {
4  template<typename T>
5  struct apply {
6    typedef T* type;
7  };
8};
9
10struct add_reference {
11  template<typename T>
12  struct apply {
13    typedef T& type; // expected-error{{cannot form a reference to 'void'}}
14  };
15};
16
17struct bogus {
18  struct apply {
19    typedef int type;
20  };
21};
22
23template<typename MetaFun, typename T>
24struct apply1 {
25  typedef typename MetaFun::template apply<T>::type type; // expected-note{{in instantiation of template class 'add_reference::apply<void>' requested here}} \
26  // expected-error{{'apply' following the 'template' keyword does not refer to a template}}
27};
28
29int i;
30apply1<add_pointer, int>::type ip = &i;
31apply1<add_reference, int>::type ir = i;
32apply1<add_reference, float>::type fr = i; // expected-error{{non-const lvalue reference to type 'float' cannot bind to a value of unrelated type 'int'}}
33
34void test() {
35  apply1<add_reference, void>::type t; // expected-note{{in instantiation of template class 'apply1<add_reference, void>' requested here}}
36
37  apply1<bogus, int>::type t2; // expected-note{{in instantiation of template class 'apply1<bogus, int>' requested here}}
38}
39
40
41