1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <random> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template<class Engine, size_t p, size_t r> 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class discard_block_engine 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// { 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// public: 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// // types 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// typedef typename Engine::result_type result_type; 180e20cae1a5be18fba591cd884aa2a389b66a3f49Howard Hinnant// 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// // engine characteristics 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// static constexpr size_t block_size = p; 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// static constexpr size_t used_block = r; 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// static constexpr result_type min() { return Engine::min(); } 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// static constexpr result_type max() { return Engine::max(); } 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <random> 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <type_traits> 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 290a69fa14d2f0521e45a72068c14fe573b140d48bHoward Hinnanttemplate <class _Tp> 300a69fa14d2f0521e45a72068c14fe573b140d48bHoward Hinnantvoid where(const _Tp &) {} 310a69fa14d2f0521e45a72068c14fe573b140d48bHoward Hinnant 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttest1() 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::ranlux24 E; 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((E::block_size == 223), ""); 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((E::used_block == 23), ""); 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant /*static_*/assert((E::min() == 0)/*, ""*/); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant /*static_*/assert((E::max() == 0xFFFFFF)/*, ""*/); 400a69fa14d2f0521e45a72068c14fe573b140d48bHoward Hinnant where(E::block_size); 410a69fa14d2f0521e45a72068c14fe573b140d48bHoward Hinnant where(E::used_block); 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttest2() 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::ranlux48 E; 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((E::block_size == 389), ""); 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((E::used_block == 11), ""); 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant /*static_*/assert((E::min() == 0)/*, ""*/); 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant /*static_*/assert((E::max() == 0xFFFFFFFFFFFFull)/*, ""*/); 520a69fa14d2f0521e45a72068c14fe573b140d48bHoward Hinnant where(E::block_size); 530a69fa14d2f0521e45a72068c14fe573b140d48bHoward Hinnant where(E::used_block); 54bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 55bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 56bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 57bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 58bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test1(); 59bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test2(); 60bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 61