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// Origin: PR c++/42820
// { dg-do compile }
template <class T> struct vector{};
template<class T>struct Traits{struct Primitive{struct Id{};};};
template <template<class T> class Tree, class Polyhedron> struct Tree_vs_naive
{
typedef typename Tree<int>::Primitive Primitive;
void f() const
{
typedef vector<typename Primitive::Id> Id_vector;
}
};
template <template<class T> class Tree> void test_hint_strategies()
{
vector<typename Tree<int>::Primitive::Id> v;
}
int main(void)
{
test_hint_strategies<Traits>();
}
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