1// PR c++/28341
2
3template<const int&> struct A {};
4
5template<typename T> struct B
6{
7  A<(T)0> b; // { dg-error "constant|not a valid" }
8  A<T(0)> a; // { dg-error "constant|not a valid" }
9};
10
11B<const int&> b;
12