1// { dg-do run { target c++11 } }
2
3namespace xstd {
4
5typedef decltype(sizeof(char)) size_t;
6
7template<class E>
8class initializer_list {
9private:
10	size_t sz;
11	const E* start;
12
13public:
14	typedef E value_type;
15  typedef const E& reference;
16  typedef const E& const_reference;
17  typedef size_t size_type;
18  typedef const E* iterator;
19  typedef const E* const_iterator;
20
21  constexpr initializer_list() : sz(), start(nullptr) {}
22
23  template<size_t N>
24  constexpr initializer_list(const E(&array)[N]) : sz(N), start(array) {}
25
26  constexpr size_t size() const { return sz; }
27
28  constexpr const E* begin() const { return start; }
29
30  constexpr const E* end() const { return start + sz; }
31};
32
33template<class E, size_t N>
34constexpr initializer_list<E> make_list(const E(&array)[N]) {
35	return initializer_list<E>(array);
36}
37
38template<class E>
39E min(initializer_list<E> list)
40{
41  //	static_assert(list.size() > 0, "Invalid list");
42	auto it = list.begin();
43	E result = *it;
44	for (++it; it != list.end(); ++it) {
45		if (*it < result) {
46			result = *it;
47		}
48	}
49	return result;
50}
51
52}
53
54constexpr int global_i[] = {2, 4, -5, 6, 10};
55constexpr xstd::initializer_list<int> list(global_i);
56#define SA(X) static_assert(X, #X)
57SA(list.size() == 5);
58SA(list.begin()[2] == -5);
59SA(list.end()[-1] == 10);
60
61int main() {
62  if (xstd::min(xstd::make_list(global_i)) != -5)
63    return 1;
64}
65