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// { dg-do compile { target c++11 } }
template<typename... Elements> struct tuple {};
template<typename... Args>
struct nested
{
typedef tuple<tuple<Args, Args...>...> type;
};
template<typename T, typename U>
struct is_same
{
static const bool value = false;
};
template<typename T>
struct is_same<T, T>
{
static const bool value = true;
};
int a0[is_same<nested<int, float>::type,
tuple<tuple<int, int, float>,
tuple<float, int, float> > >::value? 1 : -1];
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