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// template <class charT, class traits, 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class Engine, size_t p, size_t r> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// basic_ostream<charT, traits>& 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// operator<<(basic_ostream<charT, traits>& os, 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// const discard_block_engine<Engine, p, r>& x); 200e20cae1a5be18fba591cd884aa2a389b66a3f49Howard Hinnant// 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template <class charT, class traits, 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class Engine, size_t p, size_t r> 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// basic_istream<charT, traits>& 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// operator>>(basic_istream<charT, traits>& is, 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// discard_block_engine<Engine, p, r>& x); 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <random> 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <sstream> 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttest1() 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::ranlux24 E; 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant E e1; 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant e1.discard(100); 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::ostringstream os; 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant os << e1; 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::istringstream is(os.str()); 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant E e2; 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant is >> e2; 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(e1 == e2); 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttest2() 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::ranlux48 E; 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant E e1; 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant e1.discard(100); 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::ostringstream os; 52bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant os << e1; 53bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::istringstream is(os.str()); 54bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant E e2; 55bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant is >> e2; 56bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(e1 == e2); 57bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 58bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 59bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 60bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 61bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test1(); 62bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test2(); 63bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 64