| // Copyright (C) 2018-2021 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/>. |
| |
| // { dg-do run { target c++11 } } |
| |
| #include <tr2/dynamic_bitset> |
| #include <testsuite_hooks.h> |
| |
| void |
| test01() |
| { |
| std::tr2::dynamic_bitset<unsigned> b; |
| VERIFY( b.size() == 0 ); |
| VERIFY( b.find_first() == b.size() ); |
| b.push_back(0); |
| VERIFY( b.size() == 1 ); |
| VERIFY( b.find_first() == b.size() ); |
| b.push_back(0); |
| VERIFY( b.size() == 2 ); |
| VERIFY( b.find_first() == b.size() ); |
| |
| b.push_back(1); |
| VERIFY( b.size() == 3 ); |
| VERIFY( b.find_first() == b.size() - 1 ); |
| b.push_back(1); |
| VERIFY( b.size() == 4 ); |
| VERIFY( b.find_first() == b.size() - 2 ); |
| b.push_back(0); |
| VERIFY( b.size() == 5 ); |
| VERIFY( b.find_first() == b.size() - 3 ); |
| |
| b.clear(); |
| VERIFY( b.size() == 0 ); |
| VERIFY( b.find_first() == b.size() ); |
| b.push_back(1); |
| VERIFY( b.size() == 1 ); |
| VERIFY( b.find_first() == 0 ); |
| b.push_back(1); |
| VERIFY( b.size() == 2 ); |
| VERIFY( b.find_first() == 0 ); |
| b.push_back(1); |
| VERIFY( b.size() == 3 ); |
| VERIFY( b.find_first() == 0 ); |
| |
| b.clear(); |
| b.append(2u); |
| VERIFY( b.size() == b.bits_per_block ); |
| VERIFY( b.find_first() == 1 ); |
| b <<= 1; |
| VERIFY( b.find_first() == 2 ); |
| b <<= 3; |
| VERIFY( b.find_first() == 5 ); |
| b <<= 6; |
| VERIFY( b.find_first() == 11 ); |
| VERIFY( b.size() == b.bits_per_block ); |
| } |
| |
| int |
| main() |
| { |
| test01(); |
| } |