1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <random>
11
12// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
13//           UIntType a, size_t u, UIntType d, size_t s,
14//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
15// class mersenne_twister_engine;
16
17// template<class Sseq> void seed(Sseq& q);
18
19#include <random>
20#include <cassert>
21
22void
23test1()
24{
25    unsigned a[] = {3, 5, 7};
26    std::seed_seq sseq(a, a+3);
27    std::mt19937 e1;
28    std::mt19937 e2(sseq);
29    assert(e1 != e2);
30    e1.seed(sseq);
31    assert(e1 == e2);
32}
33
34void
35test2()
36{
37    unsigned a[] = {3, 5, 7};
38    std::seed_seq sseq(a, a+3);
39    std::mt19937_64 e1;
40    std::mt19937_64 e2(sseq);
41    assert(e1 != e2);
42    e1.seed(sseq);
43    assert(e1 == e2);
44}
45
46int main()
47{
48    test1();
49    test2();
50}
51