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1 | // 1999-06-05 |
2 | // Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr> | |
3 | ||
99dee823 | 4 | // Copyright (C) 1999-2021 Free Software Foundation, Inc. |
b2dad0e3 BK |
5 | // |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
748086b7 | 9 | // Free Software Foundation; either version 3, or (at your option) |
b2dad0e3 BK |
10 | // any later version. |
11 | ||
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | ||
17 | // You should have received a copy of the GNU General Public License along | |
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18 | // with this library; see the file COPYING3. If not see |
19 | // <http://www.gnu.org/licenses/>. | |
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20 | |
21 | #include <cmath> | |
fe413112 | 22 | #include <testsuite_hooks.h> |
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23 | |
24 | // test compilation. | |
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25 | int |
26 | test01() | |
b2dad0e3 | 27 | { |
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28 | float a = 1.f; |
29 | float b; | |
30 | std::modf(a, &b); | |
31 | return 0; | |
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32 | } |
33 | ||
34 | // need more extravagant checks than this, of course, but this used to core... | |
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35 | int |
36 | test02() | |
b2dad0e3 | 37 | { |
1558d39e | 38 | std::sin(static_cast<float>(0)); |
aa1b2f7d | 39 | return 0; |
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40 | } |
41 | ||
42 | // as did this. | |
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43 | int |
44 | test03() | |
b2dad0e3 | 45 | { |
11f10e6b | 46 | double powtest __attribute__((unused)) = std::pow(2., 0); |
aa1b2f7d | 47 | return 0; |
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48 | } |
49 | ||
50 | // this used to abort. | |
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51 | int |
52 | test04() | |
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53 | { |
54 | float x[2] = {1, 2}; | |
55 | float y = 3.4; | |
56 | std::modf(y, &x[0]); | |
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57 | VERIFY(x[1] == 2); |
58 | return 0; | |
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59 | } |
60 | ||
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61 | int |
62 | main() | |
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63 | { |
64 | test01(); | |
65 | test02(); | |
66 | test03(); | |
67 | test04(); | |
68 | return 0; | |
69 | } |