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56 lines
1.2 KiB
C++
56 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <random>
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// template<class Engine, size_t w, class UIntType>
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// class independent_bits_engine
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// void discard(unsigned long long z);
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#include <random>
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#include <cassert>
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#include "test_macros.h"
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void
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test1()
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{
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std::independent_bits_engine<std::ranlux24, 32, unsigned> e1;
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std::independent_bits_engine<std::ranlux24, 32, unsigned> e2 = e1;
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assert(e1 == e2);
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e1.discard(3);
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assert(e1 != e2);
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(void)e2();
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(void)e2();
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(void)e2();
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assert(e1 == e2);
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}
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void
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test2()
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{
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std::independent_bits_engine<std::ranlux48, 64, unsigned long long> e1;
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std::independent_bits_engine<std::ranlux48, 64, unsigned long long> e2 = e1;
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assert(e1 == e2);
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e1.discard(3);
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assert(e1 != e2);
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(void)e2();
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(void)e2();
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(void)e2();
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assert(e1 == e2);
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}
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int main(int, char**)
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{
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test1();
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test2();
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return 0;
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}
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