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, UIntType a, UIntType c, UIntType m>
13//   class linear_congruential_engine;
14
15// template<class Sseq> void seed(Sseq& q);
16
17#include <random>
18#include <cassert>
19
20int main()
21{
22    {
23        unsigned a[] = {3, 5, 7};
24        std::seed_seq sseq(a, a+3);
25        std::linear_congruential_engine<unsigned, 5, 7, 11> e1;
26        std::linear_congruential_engine<unsigned, 5, 7, 11> e2(4);
27        assert(e1 != e2);
28        e1.seed(sseq);
29        assert(e1 == e2);
30    }
31    {
32        unsigned a[] = {3, 5, 7, 9, 11};
33        std::seed_seq sseq(a, a+5);
34        typedef std::linear_congruential_engine<unsigned long long, 1, 1, 0x200000001ULL> E;
35        E e1(4309005589);
36        E e2(sseq);
37        assert(e1 == e2);
38    }
39}
40