// { dg-do run  }// Origin: Wolfgang Bangerth <wolf@gaia.iwr.uni-heidelberg.de>int i = 1;struct Base1 {  int local1;  };struct Base2 {  int local2;  };template <int dim> class Derived;template <>class Derived<1> : public Base1, public Base2 {};template <int dim>class FinalClass :  public Derived<dim> {public:  FinalClass () {    if (&this->local1 != &this->local2)      i = 0;  }};int main () {  FinalClass<1> a1;  return i;}