gcc/testsuite/g++.old-deja/g++.pt/call2.C

// { dg-do assemble  }

struct IsCompressed { };
struct Field {
};

template<class C>
inline bool
for_each(const Field& p, IsCompressed, C)
{
  return p.IsCompressed(); // { dg-error "" } calling type like a method
}

template bool for_each<int>(const Field& p, IsCompressed, int);