]>
Commit | Line | Data |
---|---|---|
52066eae | 1 | // { dg-do run { target c++11 } } |
774c3d86 PC |
2 | // 2008-05-26 Paolo Carlini <paolo.carlini@oracle.com> |
3 | // | |
8d9254fc | 4 | // Copyright (C) 2008-2020 Free Software Foundation, Inc. |
774c3d86 PC |
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) |
774c3d86 PC |
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 | |
748086b7 JJ |
18 | // with this library; see the file COPYING3. If not see |
19 | // <http://www.gnu.org/licenses/>. | |
774c3d86 PC |
20 | |
21 | #include <cmath> | |
22 | #include <testsuite_hooks.h> | |
23 | #include <testsuite_tr1.h> | |
24 | ||
25 | // DR 550. What should the return type of pow(float,int) be? | |
26 | void test01() | |
27 | { | |
774c3d86 PC |
28 | using __gnu_test::check_ret_type; |
29 | ||
30 | const int i1 = 1; | |
31 | const float f1 = 1.0f; | |
32 | const double d1 = 1.0; | |
33 | const long double ld1 = 1.0l; | |
34 | ||
35 | check_ret_type<double>(std::pow(f1, i1)); | |
36 | VERIFY( std::pow(f1, i1) == std::pow(double(f1), double(i1)) ); | |
37 | check_ret_type<double>(std::pow(d1, i1)); | |
38 | check_ret_type<long double>(std::pow(ld1, i1)); | |
39 | } | |
40 | ||
41 | int main() | |
42 | { | |
43 | test01(); | |
44 | return 0; | |
45 | } |