1 | // RUN: %clang_cc1 -triple i686-pc-win32 -fsyntax-only -verify %s -DMS |
2 | // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu-pc-win32 -fsyntax-only -verify %s |
3 | |
4 | template<typename T> |
5 | class X0 { |
6 | public: |
7 | void f(T t); |
8 | |
9 | struct Inner { |
10 | void g(T t); |
11 | }; |
12 | }; |
13 | |
14 | template<typename T> |
15 | void X0<T>::f(T t) { |
16 | t = 17; // expected-error{{incompatible}} |
17 | } |
18 | |
19 | extern template class X0<int>; |
20 | |
21 | extern template class X0<int*>; |
22 | |
23 | template<typename T> |
24 | void X0<T>::Inner::g(T t) { |
25 | #ifdef MS |
26 | t = 17; // expected-error{{assigning to 'long *' from incompatible}} expected-error{{assigning to 'int *' from incompatible}} |
27 | #else |
28 | t = 17; // expected-error{{assigning to 'long *' from incompatible}} |
29 | #endif |
30 | } |
31 | |
32 | void test_intptr(X0<int*> xi, X0<int*>::Inner xii) { |
33 | xi.f(0); |
34 | #ifdef MS |
35 | xii.g(0); // expected-note {{instantiation}} |
36 | #else |
37 | xii.g(0); |
38 | #endif |
39 | } |
40 | |
41 | extern template class X0<long*>; |
42 | |
43 | void test_longptr(X0<long*> xl, X0<long*>::Inner xli) { |
44 | xl.f(0); |
45 | xli.g(0); |
46 | } |
47 | |
48 | template class X0<long*>; // expected-note 2{{instantiation}} |
49 | |
50 | template<typename T> |
51 | class X1 { |
52 | public: |
53 | void f(T t) { t += 2; } |
54 | |
55 | void g(T t); |
56 | }; |
57 | |
58 | template<typename T> |
59 | void X1<T>::g(T t) { |
60 | t += 2; |
61 | } |
62 | |
63 | extern template class X1<void*>; |
64 | |
65 | void g_X1(X1<void*> x1, void *ptr) { |
66 | x1.g(ptr); |
67 | } |
68 | |
69 | extern template void X1<const void*>::g(const void*); |
70 | |
71 | void g_X1_2(X1<const void *> x1, const void *ptr) { |
72 | x1.g(ptr); |
73 | } |
74 | |
75 | namespace static_const_member { |
76 | template <typename T> struct A { static const int n; }; |
77 | template <typename T> const int A<T>::n = 3; |
78 | extern template struct A<int>; |
79 | int arr[A<int>::n]; |
80 | } |
81 | |