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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <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"
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));
}
template <int Dummy> struct NoCompare {};
int main(int, char**)
{
{
typedef NoCompare<0> T;
typedef std::array<T, 3> C;
C c1 = {{}};
// expected-error@*:* 2 {{invalid operands to binary expression}}
TEST_IGNORE_NODISCARD (c1 == c1);
TEST_IGNORE_NODISCARD (c1 < c1);
}
{
typedef NoCompare<1> T;
typedef std::array<T, 3> C;
C c1 = {{}};
// expected-error@*:* 2 {{invalid operands to binary expression}}
TEST_IGNORE_NODISCARD (c1 != c1);
TEST_IGNORE_NODISCARD (c1 > c1);
}
{
typedef NoCompare<2> T;
typedef std::array<T, 0> C;
C c1 = {{}};
// expected-error@*:* 2 {{invalid operands to binary expression}}
TEST_IGNORE_NODISCARD (c1 == c1);
TEST_IGNORE_NODISCARD (c1 < c1);
}
return 0;
}
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