54 lines · cpp
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-exception6//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 23void24test1()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 35void36test2()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 47int main(int, char**)48{49 test1();50 test2();51 52 return 0;53}54