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 RealType = double>
13// class chi_squared_distribution
14
15// template <class CharT, class Traits, class RealType>
16// basic_ostream<CharT, Traits>&
17// operator<<(basic_ostream<CharT, Traits>& os,
18//            const chi_squared_distribution<RealType>& x);
19
20// template <class CharT, class Traits, class RealType>
21// basic_istream<CharT, Traits>&
22// operator>>(basic_istream<CharT, Traits>& is,
23//            chi_squared_distribution<RealType>& x);
24
25#include <random>
26#include <sstream>
27#include <cassert>
28
29int main()
30{
31    {
32        typedef std::chi_squared_distribution<> D;
33        D d1(7);
34        std::ostringstream os;
35        os << d1;
36        std::istringstream is(os.str());
37        D d2;
38        is >> d2;
39        assert(d1 == d2);
40    }
41}
42