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1 // { dg-do run { target c++11 } }
2 // { dg-require-cstdint "" }
3 //
4 // 2008-12-03 Edward M. Smith-Rowland <3dw4rd@verizon.net>
5 //
6 // Copyright (C) 2008-2022 Free Software Foundation, Inc.
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
11 // Free Software Foundation; either version 3, or (at your option)
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
20 // with this library; see the file COPYING3. If not see
21 // <http://www.gnu.org/licenses/>.
22
23 // C++11
24 // 26.5.8.6.3 Class template piecewise_linear_distribution [rand.dist.samp.plinear]
25 // 26.5.1.6 random number distribution requirements [rand.req.dist]
26
27 #include <random>
28 #include <testsuite_hooks.h>
29 #include <testsuite_common_types.h>
30
31 void
32 test01()
33 {
34 std::piecewise_linear_distribution<> u;
35 std::vector<double> interval = u.intervals();
36 std::vector<double> density = u.densities();
37 VERIFY( interval.size() == 2 );
38 VERIFY( interval[0] == 0.0 );
39 VERIFY( interval[1] == 1.0 );
40 VERIFY( density.size() == 2 );
41 VERIFY( density[0] == 1.0 );
42 VERIFY( density[1] == 1.0 );
43 }
44
45 void
46 test02()
47 {
48 __gnu_test::implicitly_default_constructible test;
49 test.operator()<std::piecewise_linear_distribution<>>();
50 test.operator()<std::piecewise_linear_distribution<>::param_type>();
51 }
52
53 int
54 main()
55 {
56 test01();
57 test02();
58 }