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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <array>
// iterator, const_iterator
#include <array>
#include <iterator>
#include <cassert>
int main()
{
{
typedef std::array<int, 5> C;
C c;
C::iterator i;
i = c.begin();
C::const_iterator j;
j = c.cbegin();
assert(i == j);
}
{
typedef std::array<int, 0> C;
C c;
C::iterator i;
i = c.begin();
C::const_iterator j;
j = c.cbegin();
assert(i == j);
}
#if _LIBCPP_STD_VER > 11
{ // N3644 testing
{
typedef std::array<int, 5> C;
C::iterator ii1{}, ii2{};
C::iterator ii4 = ii1;
C::const_iterator cii{};
assert ( ii1 == ii2 );
assert ( ii1 == ii4 );
assert ( ii1 == cii );
assert ( !(ii1 != ii2 ));
assert ( !(ii1 != cii ));
C c;
assert ( c.begin() == std::begin(c));
assert ( c.cbegin() == std::cbegin(c));
assert ( c.rbegin() == std::rbegin(c));
assert ( c.crbegin() == std::crbegin(c));
assert ( c.end() == std::end(c));
assert ( c.cend() == std::cend(c));
assert ( c.rend() == std::rend(c));
assert ( c.crend() == std::crend(c));
assert ( std::begin(c) != std::end(c));
assert ( std::rbegin(c) != std::rend(c));
assert ( std::cbegin(c) != std::cend(c));
assert ( std::crbegin(c) != std::crend(c));
}
{
typedef std::array<int, 0> C;
C::iterator ii1{}, ii2{};
C::iterator ii4 = ii1;
C::const_iterator cii{};
assert ( ii1 == ii2 );
assert ( ii1 == ii4 );
assert (!(ii1 != ii2 ));
assert ( (ii1 == cii ));
assert ( (cii == ii1 ));
assert (!(ii1 != cii ));
assert (!(cii != ii1 ));
assert (!(ii1 < cii ));
assert (!(cii < ii1 ));
assert ( (ii1 <= cii ));
assert ( (cii <= ii1 ));
assert (!(ii1 > cii ));
assert (!(cii > ii1 ));
assert ( (ii1 >= cii ));
assert ( (cii >= ii1 ));
assert (cii - ii1 == 0);
assert (ii1 - cii == 0);
C c;
assert ( c.begin() == std::begin(c));
assert ( c.cbegin() == std::cbegin(c));
assert ( c.rbegin() == std::rbegin(c));
assert ( c.crbegin() == std::crbegin(c));
assert ( c.end() == std::end(c));
assert ( c.cend() == std::cend(c));
assert ( c.rend() == std::rend(c));
assert ( c.crend() == std::crend(c));
assert ( std::begin(c) == std::end(c));
assert ( std::rbegin(c) == std::rend(c));
assert ( std::cbegin(c) == std::cend(c));
assert ( std::crbegin(c) == std::crend(c));
}
}
#endif
}
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