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// { dg-do run }
// { dg-options "-std=gnu++14" }
// Copyright (C) 2015 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/>.
// 24.6.5, range access [iterator.range]
#include <iterator>
#include <vector>
#include <testsuite_hooks.h>
bool test __attribute__((unused)) = true;
void
test01()
{
int i[1];
VERIFY(std::cbegin(i) == i);
VERIFY(std::cend(i) == i+1);
VERIFY(std::rbegin(i) == std::reverse_iterator<int*>(i+1));
VERIFY(std::rend(i) == std::reverse_iterator<int*>(i));
VERIFY(std::crbegin(i) == std::reverse_iterator<int*>(i+1));
VERIFY(std::crend(i) == std::reverse_iterator<int*>(i));
}
void
test02()
{
static int i[1];
constexpr auto b __attribute__((unused)) = std::begin(i);
constexpr auto e __attribute__((unused)) = std::end(i);
constexpr auto cb __attribute__((unused)) = std::cbegin(i);
constexpr auto ce __attribute__((unused)) = std::cend(i);
}
int
test03()
{
std::initializer_list<int> il{1};
VERIFY(std::cbegin(il) == il.begin());
VERIFY(std::cend(il) == il.end());
VERIFY(std::rbegin(il) == std::reverse_iterator<const int*>(il.end()));
VERIFY(std::rend(il) == std::reverse_iterator<const int*>(il.begin()));
VERIFY(std::crbegin(il) == std::reverse_iterator<const int*>(il.end()));
VERIFY(std::crend(il) == std::reverse_iterator<const int*>(il.begin()));
}
int
test04()
{
std::vector<int> v{1};
VERIFY(std::cbegin(v) == v.cbegin());
VERIFY(std::cend(v) == v.cend());
VERIFY(std::rbegin(v) == v.rbegin());
VERIFY(std::rend(v) == v.rend());
VERIFY(std::crbegin(v) == v.crbegin());
VERIFY(std::crend(v) == v.crend());
}
int
main()
{
test01();
test02();
test03();
test04();
}
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