| // { dg-do run { target c++11 } } |
| // { dg-require-cstdint "" } |
| |
| // 2010-03-19 Paolo Carlini <paolo.carlini@oracle.com> |
| |
| // Copyright (C) 2010-2021 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| #include <algorithm> |
| #include <random> |
| #include <vector> |
| #include <testsuite_hooks.h> |
| |
| void test01() |
| { |
| for (unsigned size = 0; size < 50; ++size) |
| { |
| std::vector<int> vref(size); |
| std::iota(vref.begin(), vref.end(), 0); |
| std::vector<int> v1(vref), v2(vref); |
| |
| std::ranlux48_base g1(size), g2(size + 1); |
| std::shuffle(v1.begin(), v1.end(), g1); |
| std::shuffle(v2.begin(), v2.end(), g2); |
| |
| if (size >= 10) |
| { |
| VERIFY( !std::equal(v1.begin(), v1.end(), vref.begin()) ); |
| VERIFY( !std::equal(v2.begin(), v2.end(), vref.begin()) ); |
| VERIFY( !std::equal(v1.begin(), v1.end(), v2.begin()) ); |
| } |
| |
| for (unsigned ind = 0; ind < size; ++ind) |
| { |
| auto it1 = std::find(v1.begin(), v1.end(), vref[ind]); |
| auto it2 = std::find(v2.begin(), v2.end(), vref[ind]); |
| VERIFY( it1 != v1.end() ); |
| VERIFY( it2 != v2.end() ); |
| v1.erase(it1); |
| v2.erase(it2); |
| } |
| VERIFY( v1.empty() ); |
| VERIFY( v2.empty() ); |
| } |
| } |
| |
| int main() |
| { |
| test01(); |
| return 0; |
| } |