1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <random> 11 12// template<class IntType = int> 13// class discrete_distribution 14 15// template <class charT, class traits> 16// basic_ostream<charT, traits>& 17// operator<<(basic_ostream<charT, traits>& os, 18// const discrete_distribution& x); 19// 20// template <class charT, class traits> 21// basic_istream<charT, traits>& 22// operator>>(basic_istream<charT, traits>& is, 23// discrete_distribution& x); 24 25#include <random> 26#include <sstream> 27#include <cassert> 28 29int main() 30{ 31 { 32 typedef std::discrete_distribution<> D; 33 double p0[] = {.3, .1, .6}; 34 D d1(p0, p0+3); 35 std::ostringstream os; 36 os << d1; 37 std::istringstream is(os.str()); 38 D d2; 39 is >> d2; 40 assert(d1 == d2); 41 } 42} 43