// RUN: %clang_cc1 -fsyntax-only -verify %s // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s struct B0; class A { friend class B {}; // expected-error {{cannot define a type in a friend declaration}} friend int; #if __cplusplus <= 199711L // expected-warning@-2 {{non-class friend type 'int' is a C++11 extension}} #endif friend B0; #if __cplusplus <= 199711L // expected-warning@-2 {{unelaborated friend declaration is a C++11 extension; specify 'struct' to befriend 'B0'}} #endif friend class C; // okay };