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 // void seed(result_type s = default_seed);
18 
19 #include <random>
20 #include <cassert>
21 
22 void
23 test1()
24 {
25     for (int s = 0; s < 20; ++s)
26     {
27         typedef std::mt19937 E;
28         E e1(s);
29         E e2;
30         e2.seed(s);
31         assert(e1 == e2);
32     }
33 }
34 
35 void
36 test2()
37 {
38     for (int s = 0; s < 20; ++s)
39     {
40         typedef std::mt19937_64 E;
41         E e1(s);
42         E e2;
43         e2.seed(s);
44         assert(e1 == e2);
45     }
46 }
47 
48 int main()
49 {
50     test1();
51     test2();
52 }
53