clang/test/CXX/class/class.friend/p6.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -Wc++11-compat -verify -std=c++98 %s
   2 // RUN: %clang_cc1 -fsyntax-only -Wc++11-compat -verify -std=c++11 %s
   3
   4 class A {
   5   friend static class B; // expected-error {{'static' is invalid in friend declarations}}
   6   friend extern class C; // expected-error {{'extern' is invalid in friend declarations}}
   7 #if __cplusplus < 201103L
   8   friend register class E; // expected-error {{'register' is invalid in friend declarations}}
   9 #else
  10   friend register class E; // expected-error {{'register' is invalid in friend declarations}}
  11 #endif
  12   friend mutable class F; // expected-error {{'mutable' is invalid in friend declarations}}
  13   friend typedef class G; // expected-error {{'typedef' is invalid in friend declarations}}
  14   friend __thread class G; // expected-error {{'__thread' is invalid in friend declarations}}
  15   friend _Thread_local class G; // expected-error {{'_Thread_local' is invalid in friend declarations}}
  16   friend static _Thread_local class G; // expected-error {{'static _Thread_local' is invalid in friend declarations}}
  17 #if __cplusplus < 201103L
  18   friend auto class D; // expected-warning {{incompatible with C++11}} expected-error {{'auto' is invalid in friend declarations}}
  19 #else
  20   friend thread_local class G; // expected-error {{'thread_local' is invalid in friend declarations}}
  21 #endif
  22 };