40 lines
1.1 KiB
C++
40 lines
1.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <random>
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// template <class UIntType, UIntType a, UIntType c, UIntType m>
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// class linear_congruential_engine;
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// template<class Sseq> void seed(Sseq& q);
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#include <random>
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#include <cassert>
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int main()
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{
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{
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unsigned a[] = {3, 5, 7};
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std::seed_seq sseq(a, a+3);
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std::linear_congruential_engine<unsigned, 5, 7, 11> e1;
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std::linear_congruential_engine<unsigned, 5, 7, 11> e2(4);
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assert(e1 != e2);
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e1.seed(sseq);
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assert(e1 == e2);
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}
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{
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unsigned a[] = {3, 5, 7, 9, 11};
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std::seed_seq sseq(a, a+5);
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typedef std::linear_congruential_engine<unsigned long long, 1, 1, 0x200000001ULL> E;
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E e1(4309005589);
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E e2(sseq);
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assert(e1 == e2);
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}
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}
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