| // RUN: %clang_cc1 -fsyntax-only -verify %s |
| |
| namespace test0 { |
| template <class T> class A { |
| class Member {}; |
| }; |
| |
| class B { |
| template <class T> friend class A<T>::Member; // expected-warning {{not supported}} |
| int n; |
| }; |
| |
| A<int> a; |
| B b; |
| } |
| |
| // rdar://problem/8204127 |
| namespace test1 { |
| template <class T> struct A; |
| |
| class C { |
| static void foo(); |
| template <class T> friend void A<T>::f(); // expected-warning {{not supported}} |
| }; |
| |
| template <class T> struct A { |
| void f() { C::foo(); } |
| }; |
| |
| template <class T> struct A<T*> { |
| void f() { C::foo(); } |
| }; |
| |
| template <> struct A<char> { |
| void f() { C::foo(); } |
| }; |
| } |
| |
| // FIXME: these should fail! |
| namespace test2 { |
| template <class T> struct A; |
| |
| class C { |
| static void foo(); |
| template <class T> friend void A<T>::g(); // expected-warning {{not supported}} |
| }; |
| |
| template <class T> struct A { |
| void f() { C::foo(); } |
| }; |
| |
| template <class T> struct A<T*> { |
| void f() { C::foo(); } |
| }; |
| |
| template <> struct A<char> { |
| void f() { C::foo(); } |
| }; |
| } |
| |
| // Tests 3, 4 and 5 were all noted in <rdar://problem/8540527>. |
| namespace test3 { |
| template <class T> struct A { |
| struct Inner { |
| static int foo(); |
| }; |
| }; |
| |
| template <class U> class C { |
| int i; |
| template <class T> friend struct A<T>::Inner; // expected-warning {{not supported}} |
| }; |
| |
| template <class T> int A<T>::Inner::foo() { |
| C<int> c; |
| c.i = 0; |
| return 0; |
| } |
| |
| int test = A<int>::Inner::foo(); |
| } |
| |
| namespace test4 { |
| template <class T> struct X { |
| template <class U> void operator+=(U); |
| |
| template <class V> |
| template <class U> |
| friend void X<V>::operator+=(U); // expected-warning {{not supported}} |
| }; |
| |
| void test() { |
| X<int>() += 1.0; |
| } |
| } |
| |
| namespace test5 { |
| template<template <class> class T> struct A { |
| template<template <class> class U> friend void A<U>::foo(); // expected-warning {{not supported}} |
| }; |
| |
| template <class> struct B {}; |
| template class A<B>; |
| } |