4 template <class T> struct C1 {  struct
22 extern template char C1<int>::s_var_2;  argument
23 extern template void C1<int>::s_func_2();
24 extern template void C1<int>::meth_2();
25 extern template char C1<int>::s_tvar_2<char>;
26 extern template void C1<int>::s_tfunc_2<char>();
27 extern template void C1<int>::C2<long>::s_var_2;
28 extern template void C1<int>::C2<long>::s_func_2();
29 extern template void C1<int>::C2<long>::meth_2();
30 extern template char C1<int>::C2<long>::s_tvar_2<char>;
31 extern template void C1<int>::C2<long>::tmeth_2<char>();
34   return C1<int>::s_var_2;  in func_01()
38 …return C1<int>::s_var_1; // expected-warning{{instantiation of variable 'C1<int>::s_var_1' require…  in func_02()
43 …return C1<char>::s_var_2; // expected-warning{{instantiation of variable 'C1<char>::s_var_2' requi…  in func_03()
48 …C1<int>::s_func_1(); // expected-warning{{instantiation of function 'C1<int>::s_func_1' required h…  in func_04()
53   C1<int>::s_func_2();  in func_05()
57 …C1<char>::s_func_2(); // expected-warning{{instantiation of function 'C1<char>::s_func_2' required…  in func_06()
61 void func_07(C1<int> *x) {  in func_07()
66 void func_08(C1<int> *x) {  in func_08()
70 void func_09(C1<char> *x) {  in func_09()
76   return C1<int>::s_tvar_2<char>;  in func_10()
80 …return C1<int>::s_tvar_2<long>; // expected-warning{{instantiation of variable 'C1<int>::s_tvar_2<…  in func_11()
85   C1<int>::s_tfunc_2<char>();  in func_12()
89 …C1<int>::s_tfunc_2<long>(); // expected-warning{{instantiation of function 'C1<int>::s_tfunc_2<lon…  in func_13()
94   return C1<int>::C2<long>::s_var_2;  in func_14()
98 …return C1<int>::C2<char>::s_var_2;  //expected-warning {{instantiation of variable 'C1<int>::C2<ch…  in func_15()
103   C1<int>::C2<long>::s_func_2();  in func_16()
107 …C1<int>::C2<char>::s_func_2(); // expected-warning{{instantiation of function 'C1<int>::C2<char>::…  in func_17()
111 void func_18(C1<int>::C2<long> *x) {  in func_18()
115 void func_19(C1<int>::C2<char> *x) {  in func_19()
121   return C1<int>::C2<long>::s_tvar_2<char>;  in func_20()
125 …return C1<int>::C2<long>::s_tvar_2<long>; // expected-warning{{instantiation of variable 'C1<int>:…  in func_21()
129 void func_22(C1<int>::C2<long> *x) {  in func_22()
133 void func_23(C1<int>::C2<long> *x) {  in func_23()