1 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
2 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++17 %s
3
4 class D {
5 class E{
6 class F{}; // expected-note{{implicitly declared private here}}
7 friend void foo(D::E::F& q);
8 };
9 friend void foo(D::E::F& q); // expected-error{{'F' is a private member of 'D::E'}}
10 };
11
foo(D::E::F & q)12 void foo(D::E::F& q) {}
13
14 class D1 {
15 class E1{
16 class F1{}; // expected-note{{implicitly declared private here}}
17 friend D1::E1::F1 foo1();
18 };
19 friend D1::E1::F1 foo1(); // expected-error{{'F1' is a private member of 'D1::E1'}}
20 };
21
foo1()22 D1::E1::F1 foo1() { return D1::E1::F1(); }
23
24 class D2 {
25 class E2{
26 class F2{};
27 friend void foo2();
28 };
foo2()29 friend void foo2(){ D2::E2::F2 c;}
30 };
31