1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // <random>
10
11 // template <class UIntType, size_t w, size_t n, size_t m, size_t r,
12 // UIntType a, size_t u, UIntType d, size_t s,
13 // UIntType b, size_t t, UIntType c, size_t l, UIntType f>
14 // class mersenne_twister_engine;
15
16 // template<class Sseq> void seed(Sseq& q);
17
18 #include <random>
19 #include <cassert>
20
21 #include "test_macros.h"
22
23 void
test1()24 test1()
25 {
26 unsigned a[] = {3, 5, 7};
27 std::seed_seq sseq(a, a+3);
28 std::mt19937 e1;
29 std::mt19937 e2(sseq);
30 assert(e1 != e2);
31 e1.seed(sseq);
32 assert(e1 == e2);
33 }
34
35 void
test2()36 test2()
37 {
38 unsigned a[] = {3, 5, 7};
39 std::seed_seq sseq(a, a+3);
40 std::mt19937_64 e1;
41 std::mt19937_64 e2(sseq);
42 assert(e1 != e2);
43 e1.seed(sseq);
44 assert(e1 == e2);
45 }
46
main(int,char **)47 int main(int, char**)
48 {
49 test1();
50 test2();
51
52 return 0;
53 }
54