| // { dg-do compile } |
| |
| // Copyright (C) 2004 Free Software Foundation |
| // Contributed by Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net> |
| |
| // Nested class template of class template as friend |
| |
| template <class T> struct A |
| { |
| template <class U> struct B |
| { |
| void f(); |
| }; |
| }; |
| |
| class C { |
| int i; |
| template <class T> template <class U> friend struct A<T>::B; |
| }; |
| |
| template <class T> struct A<T*> |
| { |
| template <class U> struct B |
| { |
| void f(); |
| }; |
| }; |
| |
| template <> struct A<char> |
| { |
| template <class U> struct B |
| { |
| void f(); |
| }; |
| }; |
| |
| template <class T> template <class U> void A<T>::B<U>::f() |
| { |
| C c; |
| c.i = 0; |
| } |
| |
| template <class T> template <class U> void A<T*>::B<U>::f() |
| { |
| C c; |
| c.i = 0; |
| } |
| |
| template <class U> void A<char>::B<U>::f() |
| { |
| C c; |
| c.i = 0; |
| } |
| |
| template <> void A<char>::B<int>::f() |
| { |
| C c; |
| c.i = 0; |
| } |
| |
| int main() |
| { |
| A<int>::B<int> b1; |
| b1.f(); |
| A<int *>::B<int> b2; |
| b2.f(); |
| A<char>::B<char> b3; |
| b3.f(); |
| A<char>::B<int> b4; |
| b4.f(); |
| } |