// { dg-do compile }// Dependent arrays of invalid size generate appropriate error messagestemplate<int I> struct A{  static const int zero = 0;  static const int minus_one = -1;};template<int N> struct B{  int x[A<N>::zero];       // { dg-error "zero" }  int y[A<N>::minus_one];  // { dg-error "negative" }};B<0> b;