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 // mersenne_twister_engine& operator=(const mersenne_twister_engine&);
18
19 #include <random>
20 #include <cassert>
21
22 void
test1()23 test1()
24 {
25 typedef std::mt19937 E;
26 E e1(2);
27 e1();
28 E e2(5);
29 e2 = e1;
30 assert(e1 == e2);
31 assert(e1() == e2());
32 E::result_type k = e1();
33 assert(e1 != e2);
34 assert(e2() == k);
35 assert(e1 == e2);
36 }
37
38 void
test2()39 test2()
40 {
41 typedef std::mt19937_64 E;
42 E e1(3);
43 e1();
44 E e2(5);
45 e2 = e1;
46 assert(e1 == e2);
47 assert(e1() == e2());
48 E::result_type k = e1();
49 assert(e1 != e2);
50 assert(e2() == k);
51 assert(e1 == e2);
52 }
53
main()54 int main()
55 {
56 test1();
57 test2();
58 }
59