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196c9e7a | 1 | // { dg-do run { target c++11 } } |
2be75957 | 2 | // { dg-require-c-std "" } |
2be75957 | 3 | // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" } |
a46c4287 | 4 | // { dg-add-options ieee } |
ce3ecab4 | 5 | // { dg-prune-output ".*warning: tgammal has lower than advertised precision" } |
2be75957 | 6 | |
a945c346 | 7 | // Copyright (C) 2016-2024 Free Software Foundation, Inc. |
2be75957 ESR |
8 | // |
9 | // This file is part of the GNU ISO C++ Library. This library is free | |
10 | // software; you can redistribute it and/or modify it under the | |
11 | // terms of the GNU General Public License as published by the | |
12 | // Free Software Foundation; either version 3, or (at your option) | |
13 | // any later version. | |
14 | // | |
15 | // This library is distributed in the hope that it will be useful, | |
16 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | // GNU General Public License for more details. | |
19 | // | |
20 | // You should have received a copy of the GNU General Public License along | |
21 | // with this library; see the file COPYING3. If not see | |
22 | // <http://www.gnu.org/licenses/>. | |
23 | ||
24 | // 8.1.9 cyl_bessel_k | |
25 | ||
26 | #include <cmath> | |
27 | #include <testsuite_hooks.h> | |
28 | ||
29 | void | |
30 | test01() | |
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 nuf = 0.0F; | |
37 | double nud = 0.0; | |
38 | long double nul = 0.0L; | |
39 | ||
40 | float a = std::cyl_bessel_k(nuf, xf); | |
41 | float b = std::cyl_bessel_kf(nuf, xf); | |
42 | double c = std::cyl_bessel_k(nud, xd); | |
43 | long double d = std::cyl_bessel_k(nul, xl); | |
44 | long double e = std::cyl_bessel_kl(nul, xl); | |
45 | ||
2be75957 ESR |
46 | VERIFY(std::isnan(a)); |
47 | VERIFY(std::isnan(b)); | |
48 | VERIFY(std::isnan(c)); | |
49 | VERIFY(std::isnan(d)); | |
50 | VERIFY(std::isnan(e)); | |
51 | ||
52 | return; | |
53 | } | |
54 | ||
55 | void | |
56 | test02() | |
57 | { | |
58 | float xf = 1.0F; | |
59 | double xd = 1.0; | |
60 | long double xl = 1.0L; | |
61 | ||
62 | float nuf = std::numeric_limits<float>::quiet_NaN(); | |
63 | double nud = std::numeric_limits<double>::quiet_NaN(); | |
64 | long double nul = std::numeric_limits<long double>::quiet_NaN(); | |
65 | ||
66 | float a = std::cyl_bessel_k(nuf, xf); | |
67 | float b = std::cyl_bessel_kf(nuf, xf); | |
68 | double c = std::cyl_bessel_k(nud, xd); | |
69 | long double d = std::cyl_bessel_k(nul, xl); | |
70 | long double e = std::cyl_bessel_kl(nul, xl); | |
71 | ||
2be75957 ESR |
72 | VERIFY(std::isnan(a)); |
73 | VERIFY(std::isnan(b)); | |
74 | VERIFY(std::isnan(c)); | |
75 | VERIFY(std::isnan(d)); | |
76 | VERIFY(std::isnan(e)); | |
77 | ||
78 | return; | |
79 | } | |
80 | ||
81 | int | |
82 | main() | |
83 | { | |
84 | test01(); | |
85 | test02(); | |
86 | return 0; | |
87 | } | |
88 |