1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
2 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s |
3 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s |
4 | |
5 | namespace N { |
6 | namespace M { |
7 | template<typename T> struct Promote; |
8 | |
9 | template<> struct Promote<short> { |
10 | typedef int type; |
11 | }; |
12 | |
13 | template<> struct Promote<int> { |
14 | typedef int type; |
15 | }; |
16 | |
17 | template<> struct Promote<float> { |
18 | typedef double type; |
19 | }; |
20 | |
21 | Promote<short>::type *ret_intptr(int* ip) { return ip; } |
22 | Promote<int>::type *ret_intptr2(int* ip) { return ip; } |
23 | } |
24 | |
25 | M::Promote<int>::type *ret_intptr3(int* ip) { return ip; } |
26 | M::template Promote<int>::type *ret_intptr4(int* ip) { return ip; } |
27 | #if __cplusplus <= 199711L |
28 | // expected-warning@-2 {{'template' keyword outside of a template}} |
29 | #endif |
30 | |
31 | M::template Promote<int> pi; |
32 | #if __cplusplus <= 199711L |
33 | // expected-warning@-2 {{'template' keyword outside of a template}} |
34 | #endif |
35 | } |
36 | |
37 | N::M::Promote<int>::type *ret_intptr5(int* ip) { return ip; } |
38 | ::N::M::Promote<int>::type *ret_intptr6(int* ip) { return ip; } |
39 | |
40 | |
41 | N::M::template; // expected-error{{expected unqualified-id}} |
42 | N::M::template Promote; // expected-error{{expected unqualified-id}} |
43 | |
44 | namespace N { |
45 | template<typename T> struct A; |
46 | |
47 | template<> |
48 | struct A<int> { |
49 | struct X; |
50 | }; |
51 | |
52 | struct B; // expected-note{{declared as a non-template here}} |
53 | } |
54 | |
55 | struct ::N::A<int>::X { |
56 | int foo; |
57 | }; |
58 | |
59 | template<typename T> |
60 | struct TestA { |
61 | typedef typename N::template B<T>::type type; // expected-error{{'B' following the 'template' keyword does not refer to a template}} \ |
62 | // expected-error{{expected member name}} |
63 | }; |
64 | |
65 | // Reduced from a Boost failure. |
66 | namespace test1 { |
67 | template <class T> struct pair { |
68 | T x; |
69 | T y; |
70 | |
71 | static T pair<T>::* const mem_array[2]; |
72 | }; |
73 | |
74 | template <class T> |
75 | T pair<T>::* const pair<T>::mem_array[2] = { &pair<T>::x, &pair<T>::y }; |
76 | } |
77 | |
78 | typedef int T; |
79 | namespace N1 { |
80 | template<typename T> T f0(); |
81 | } |
82 | |
83 | template<typename T> T N1::f0() { } |
84 | |
85 | namespace PR7385 { |
86 | template< typename > struct has_xxx0 |
87 | { |
88 | template< typename > struct has_xxx0_introspect |
89 | { |
90 | template< typename > struct has_xxx0_substitute ; |
91 | template< typename V > |
92 | int int00( has_xxx0_substitute < typename V::template xxx< > > = 0 ); |
93 | }; |
94 | static const int value = has_xxx0_introspect<int>::value; // expected-error{{no member named 'value'}} |
95 | typedef int type; |
96 | }; |
97 | |
98 | has_xxx0<int>::type t; // expected-note{{instantiation of}} |
99 | } |
100 | |
101 | namespace PR7725 { |
102 | template<class ignored> struct TypedefProvider; |
103 | template<typename T> |
104 | struct TemplateClass : public TypedefProvider<T> |
105 | { |
106 | void PrintSelf() { |
107 | TemplateClass::Test::PrintSelf(); |
108 | } |
109 | }; |
110 | } |
111 | |
112 | namespace PR9226 { |
113 | template<typename a> |
114 | void nt() // expected-note{{function template 'nt' declared here}} |
115 | { nt<>:: } // expected-error{{qualified name refers into a specialization of function template 'nt'}} \ |
116 | // expected-error{{expected unqualified-id}} |
117 | |
118 | template<typename T> |
119 | void f(T*); // expected-note{{function template 'f' declared here}} |
120 | |
121 | template<typename T> |
122 | void f(T*, T*); // expected-note{{function template 'f' declared here}} |
123 | |
124 | void g() { |
125 | f<int>:: // expected-error{{qualified name refers into a specialization of function template 'f'}} |
126 | } // expected-error{{expected unqualified-id}} |
127 | |
128 | struct X { |
129 | template<typename T> void f(); // expected-note{{function template 'f' declared here}} |
130 | }; |
131 | |
132 | template<typename T, typename U> |
133 | struct Y { |
134 | typedef typename T::template f<U> type; // expected-error{{template name refers to non-type template 'X::template f'}} |
135 | }; |
136 | |
137 | Y<X, int> yxi; // expected-note{{in instantiation of template class 'PR9226::Y<PR9226::X, int>' requested here}} |
138 | } |
139 | |
140 | namespace PR9449 { |
141 | template <typename T> |
142 | struct s; // expected-note{{template is declared here}} |
143 | |
144 | template <typename T> |
145 | void f() { |
146 | int s<T>::template n<T>::* f; // expected-error{{implicit instantiation of undefined template 'PR9449::s<int>'}} \ |
147 | // expected-error{{no member named 'n'}} |
148 | } |
149 | |
150 | template void f<int>(); // expected-note{{in instantiation of}} |
151 | } |
152 | |