1 // PR c++/28235 2 3 template<typename> struct A 4 { 5 static const bool i = true; 6 template<bool = i> struct B {}; 7 B<> b; 8 }; 9 f()10 void f() { 11 A<int> a1, a2; 12 a1.b = a2.b; 13 } 14