1 // { dg-do run { target c++11 } }
2 // { dg-require-cstdint "" }
3 //
4 // 2008-12-05 Edward M. Smith-Rowland <3dw4rd@verizon.net>
5 //
6 // Copyright (C) 2008-2021 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 // 26.4.7.1 Class seed_seq [rand.util.seedseq]
24
25 #include <random>
26 #include <testsuite_hooks.h>
27 #include <testsuite_iterators.h>
28
29 void
test01()30 test01()
31 {
32 unsigned in[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
33 std::seed_seq seq(in, in + 10);
34
35 std::vector<unsigned> foo(10000);
36 seq.generate(foo.begin(), foo.end());
37
38 VERIFY( seq.size() == 10 );
39 //VERIFY();
40 }
41
42 void
test02()43 test02()
44 {
45 unsigned arr[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
46 __gnu_test::input_container<unsigned int> in(arr);
47 std::seed_seq seq(in.begin(), in.end());
48
49 std::vector<unsigned> foo(10000);
50 seq.generate(foo.begin(), foo.end());
51
52 VERIFY( seq.size() == 10 );
53 }
54
55 int
main()56 main()
57 {
58 test01();
59 test02();
60 }
61