1// { dg-do assemble } 2// From: chw@bellcore.com (Charlie Woloszynski,MRE 2J-278,8295228,,27143) 3// Newsgroups: gnu.g++.bug 4// Subject: gcc-2.5.5 bug in multiple inheritance and pure virtual functions 5// Date: 25 Jan 1994 23:41:36 -0500 6 7// Bug: g++ fails to notice definitions of abstract virtuals. 8 9class A 10{ 11public: 12 virtual void a1() = 0; 13 virtual void a2() = 0; 14}; 15 16class B 17{ 18public: 19 virtual void b1() = 0; 20 virtual void b2() = 0; 21}; 22 23 24class C: public A, public B 25{ 26public: 27 virtual void a2() {}; 28 virtual void b2() {}; 29}; 30 31class D : public C 32{ 33public: 34 virtual void a1() {}; 35 virtual void b1() {}; 36}; 37 38int main() 39{ 40 D d; // { dg-bogus "" } 41} 42