1// { dg-do compile } 2// { dg-options "-Wuninitialized" } 3 4class X { 5 int & flag;// { dg-warning "non-static reference 'int& X::flag' in class without a constructor" } 6public: 7 void f(){ flag++ ; } 8}; 9 10class Y { 11 const int var;// { dg-warning "non-static const member 'const int Y::var' in class without a constructor" } 12public: 13 int g(){ return 2*var; } 14}; 15