1 // PR c++/79401 2 // { dg-do compile { target c++11 } } 3 4 class B 5 { 6 protected: 7 B (int, int); 8 }; 9 class C : public B 10 { 11 protected: 12 using B::B; 13 }; 14 class A : public C 15 { 16 A (char *); 17 }; A(char *)18 A::A (char *) : C (0, 0) 19 { 20 } 21