// { dg-do assemble } // GROUPS passed visibility #include class base { //========== void base_priv(const char * n) { std::cout << "base_priv called from: " << n << "\n"; } protected: void base_prot(const char * n) { std::cout << "base_prot called from: " << n << "\n"; } public: void base_publ(const char * n) { std::cout << "base_publ called from: " << n << "\n"; } void test(const char * n) { base_publ(n); base_prot(n); base_priv(n); } }; // class base class derived : private base { // Make this public, //============================ // and we don't get an error friend void derived_friend(); public : void test(const char * n) { base_publ(n); base_prot(n);} }; // class derived void derived_friend() //-------------- { derived pd; pd.base_publ("friend of derived class"); // Compiler error here pd.base_prot("friend of derived class"); } int main(int argc, char *argv[]) //========================== { base b; b.base_publ("base class object"); b.test("member of base class object"); std::cout << "\n"; derived pd; pd.test("member of derived class object"); derived_friend(); std::cout << "\n"; } /* main */