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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
//
//===----------------------------------------------------------------------===//
// REQUIRES: has-unix-headers
// UNSUPPORTED: c++03
// UNSUPPORTED: libcpp-hardening-mode=none
// XFAIL: libcpp-hardening-mode=debug && availability-verbose_abort-missing
// test that array<T, 0>::back() triggers an assertion
#include <array>
#include "check_assertion.h"
int main(int, char**) {
{
typedef std::array<int, 0> C;
C c = {};
C const& cc = c;
TEST_LIBCPP_ASSERT_FAILURE(c.back(), "cannot call array<T, 0>::back() on a zero-sized array");
TEST_LIBCPP_ASSERT_FAILURE(cc.back(), "cannot call array<T, 0>::back() on a zero-sized array");
}
{
typedef std::array<const int, 0> C;
C c = {{}};
C const& cc = c;
TEST_LIBCPP_ASSERT_FAILURE(c.back(), "cannot call array<T, 0>::back() on a zero-sized array");
TEST_LIBCPP_ASSERT_FAILURE(cc.back(), "cannot call array<T, 0>::back() on a zero-sized array");
}
return 0;
}
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