43 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, UIntType a, UIntType c, UIntType m>12// class linear_congruential_engine;13 14// template<class Sseq> void seed(Sseq& q);15 16#include <random>17#include <cassert>18 19#include "test_macros.h"20 21int main(int, char**)22{23 {24 unsigned a[] = {3, 5, 7};25 std::seed_seq sseq(a, a+3);26 std::linear_congruential_engine<unsigned, 5, 7, 11> e1;27 std::linear_congruential_engine<unsigned, 5, 7, 11> e2(4);28 assert(e1 != e2);29 e1.seed(sseq);30 assert(e1 == e2);31 }32 {33 unsigned a[] = {3, 5, 7, 9, 11};34 std::seed_seq sseq(a, a+5);35 typedef std::linear_congruential_engine<unsigned long long, 1, 1, 0x200000001ULL> E;36 E e1(4309005589);37 E e2(sseq);38 assert(e1 == e2);39 }40 41 return 0;42}43