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1 | // 2006-06-19 Paolo Carlini <pcarlini@suse.de> |
2 | // | |
83ffe9cd | 3 | // Copyright (C) 2006-2023 Free Software Foundation, Inc. |
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4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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9 | // any later version. |
10 | // | |
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | // | |
16 | // You should have received a copy of the GNU General Public License along | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | // 5.1.4.5 class template discard_block [tr.rand.eng.disc] | |
21 | // 5.1.1 Table 16 | |
22 | ||
23 | #include <sstream> | |
24 | #include <tr1/random> | |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | void | |
28 | test01() | |
29 | { | |
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30 | using std::tr1::discard_block; |
31 | using std::tr1::subtract_with_carry; | |
32 | ||
33 | std::stringstream str; | |
34 | discard_block | |
35 | < | |
36 | subtract_with_carry<long, (1 << 24), 10, 24>, | |
37 | 389, 24 | |
38 | > u, v; | |
f92ab29f | 39 | |
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40 | u(); // advance |
41 | str << u; | |
f92ab29f | 42 | |
3c618f87 | 43 | VERIFY( u != v ); |
f92ab29f | 44 | |
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45 | str >> v; |
46 | VERIFY( u == v ); | |
47 | } | |
48 | ||
49 | int main() | |
50 | { | |
51 | test01(); | |
52 | return 0; | |
53 | } |