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7c62b943 | 1 | // { dg-require-c-std "" } |
d35c8bb5 | 2 | // { dg-add-options ieee } |
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3 | |
4 | // 2007-01-10 Edward Smith-Rowland <3dw4rd@verizon.net> | |
5 | // | |
a945c346 | 6 | // Copyright (C) 2006-2024 Free Software Foundation, Inc. |
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7 | // |
8 | // This file is part of the GNU ISO C++ Library. This library is free | |
9 | // software; you can redistribute it and/or modify it under the | |
10 | // terms of the GNU General Public License as published by the | |
748086b7 | 11 | // Free Software Foundation; either version 3, or (at your option) |
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12 | // any later version. |
13 | // | |
14 | // This library is distributed in the hope that it will be useful, | |
15 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | // GNU General Public License for more details. | |
18 | // | |
19 | // You should have received a copy of the GNU General Public License along | |
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20 | // with this library; see the file COPYING3. If not see |
21 | // <http://www.gnu.org/licenses/>. | |
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22 | |
23 | // 5.2.1.15 expint | |
24 | ||
25 | #include <tr1/cmath> | |
26 | #include <testsuite_hooks.h> | |
27 | ||
28 | void | |
29 | test01() | |
30 | { | |
31 | ||
32 | float xf = std::numeric_limits<float>::quiet_NaN(); | |
33 | double xd = std::numeric_limits<double>::quiet_NaN(); | |
34 | long double xl = std::numeric_limits<long double>::quiet_NaN(); | |
35 | ||
36 | float a = std::tr1::expint(xf); | |
37 | float b = std::tr1::expintf(xf); | |
38 | double c = std::tr1::expint(xd); | |
39 | long double d = std::tr1::expint(xl); | |
40 | long double e = std::tr1::expintl(xl); | |
41 | ||
42 | VERIFY(std::tr1::isnan<float>(a)); | |
43 | VERIFY(std::tr1::isnan<float>(b)); | |
44 | VERIFY(std::tr1::isnan<double>(c)); | |
45 | VERIFY(std::tr1::isnan<long double>(d)); | |
46 | VERIFY(std::tr1::isnan<long double>(e)); | |
47 | ||
48 | return; | |
49 | } | |
50 | ||
51 | int | |
52 | main() | |
53 | { | |
54 | test01(); | |
55 | return 0; | |
56 | } | |
57 |