blob: 8b67e5f3a335a64bd449f7c4f44ce2f9d9655555 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
// { dg-options "-std=c++0x" }
// { dg-require-cstdint "" }
//
// 2008-11-24 Edward M. Smith-Rowland <3dw4rd@verizon.net>
//
// Copyright (C) 2008, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// 26.4.3.1 class template linear_congruential_engine [rand.eng.lcong]
// 26.4.2.2 Concept RandomNumberEngine [rand.concept.eng]
#include <random>
#include <sstream>
#include <testsuite_hooks.h>
void
test01()
{
bool test __attribute__((unused)) = true;
std::stringstream str;
std::minstd_rand0 a;
std::minstd_rand0 b;
a(); // advance
str << a;
VERIFY( !(a == b) );
str >> b;
VERIFY( a == b );
}
int main()
{
test01();
return 0;
}
|