mirror of
https://github.com/autc04/Retro68.git
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83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
// { dg-do run }
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// { dg-options "-std=gnu++14" }
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// Copyright (C) 2015 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// 24.6.5, range access [iterator.range]
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#include <iterator>
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#include <vector>
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#include <testsuite_hooks.h>
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bool test __attribute__((unused)) = true;
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void
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test01()
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{
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int i[1];
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VERIFY(std::cbegin(i) == i);
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VERIFY(std::cend(i) == i+1);
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VERIFY(std::rbegin(i) == std::reverse_iterator<int*>(i+1));
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VERIFY(std::rend(i) == std::reverse_iterator<int*>(i));
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VERIFY(std::crbegin(i) == std::reverse_iterator<int*>(i+1));
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VERIFY(std::crend(i) == std::reverse_iterator<int*>(i));
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}
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void
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test02()
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{
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static int i[1];
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constexpr auto b __attribute__((unused)) = std::begin(i);
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constexpr auto e __attribute__((unused)) = std::end(i);
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constexpr auto cb __attribute__((unused)) = std::cbegin(i);
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constexpr auto ce __attribute__((unused)) = std::cend(i);
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}
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int
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test03()
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{
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std::initializer_list<int> il{1};
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VERIFY(std::cbegin(il) == il.begin());
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VERIFY(std::cend(il) == il.end());
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VERIFY(std::rbegin(il) == std::reverse_iterator<const int*>(il.end()));
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VERIFY(std::rend(il) == std::reverse_iterator<const int*>(il.begin()));
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VERIFY(std::crbegin(il) == std::reverse_iterator<const int*>(il.end()));
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VERIFY(std::crend(il) == std::reverse_iterator<const int*>(il.begin()));
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}
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int
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test04()
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{
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std::vector<int> v{1};
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VERIFY(std::cbegin(v) == v.cbegin());
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VERIFY(std::cend(v) == v.cend());
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VERIFY(std::rbegin(v) == v.rbegin());
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VERIFY(std::rend(v) == v.rend());
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VERIFY(std::crbegin(v) == v.crbegin());
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VERIFY(std::crend(v) == v.crend());
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}
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int
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main()
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{
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test01();
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test02();
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test03();
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test04();
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}
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