| 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 | |