31 lines · cpp
1 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s2 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++17 %s3 4class 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 12void foo(D::E::F& q) {}13 14class 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 22D1::E1::F1 foo1() { return D1::E1::F1(); }23 24class D2 {25 class E2{26 class F2{};27 friend void foo2();28 };29 friend void foo2(){ D2::E2::F2 c;}30 };31