1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s 3 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s 4 5 struct B0; 6 7 class A { 8 friend class B {}; // expected-error {{cannot define a type in a friend declaration}} 9 friend int; 10 #if __cplusplus <= 199711L 11 // expected-warning@-2 {{non-class friend type 'int' is a C++11 extension}} 12 #endif 13 friend B0; 14 #if __cplusplus <= 199711L 15 // expected-warning@-2 {{unelaborated friend declaration is a C++11 extension; specify 'struct' to befriend 'B0'}} 16 #endif 17 friend class C; // okay 18 }; 19
