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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>
// bool operator==(array<T, N> const&, array<T, N> const&);
// bool operator!=(array<T, N> const&, array<T, N> const&);
// bool operator<(array<T, N> const&, array<T, N> const&);
// bool operator<=(array<T, N> const&, array<T, N> const&);
// bool operator>(array<T, N> const&, array<T, N> const&);
// bool operator>=(array<T, N> const&, array<T, N> const&);
#include <array>
#include <vector>
#include <cassert>
#include "test_macros.h"
// std::array is explicitly allowed to be initialized with A a = { init-list };.
// Disable the missing braces warning for this reason.
#include "disable_missing_braces_warning.h"
template <class Array>
void test_compare(const Array& LHS, const Array& RHS) {
typedef std::vector<typename Array::value_type> Vector;
const Vector LHSV(LHS.begin(), LHS.end());
const Vector RHSV(RHS.begin(), RHS.end());
assert((LHS == RHS) == (LHSV == RHSV));
assert((LHS != RHS) == (LHSV != RHSV));
assert((LHS < RHS) == (LHSV < RHSV));
assert((LHS <= RHS) == (LHSV <= RHSV));
assert((LHS > RHS) == (LHSV > RHSV));
assert((LHS >= RHS) == (LHSV >= RHSV));
}
int main()
{
{
typedef int T;
typedef std::array<T, 3> C;
C c1 = {1, 2, 3};
C c2 = {1, 2, 3};
C c3 = {3, 2, 1};
C c4 = {1, 2, 1};
test_compare(c1, c2);
test_compare(c1, c3);
test_compare(c1, c4);
}
{
typedef int T;
typedef std::array<T, 0> C;
C c1 = {};
C c2 = {};
test_compare(c1, c2);
}
}
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