//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

// <list>

// void pop_back();

// REQUIRES: has-unix-headers
// UNSUPPORTED: c++03
// UNSUPPORTED: libcpp-hardening-mode=none
// XFAIL: libcpp-hardening-mode=debug && availability-verbose_abort-missing

#include <list>
#include <cassert>

#include "check_assertion.h"

int main(int, char**) {
  int a[] = {1, 2, 3};
  std::list<int> c(a, a + 3);
  c.pop_back();
  assert(c == std::list<int>(a, a + 2));
  c.pop_back();
  assert(c == std::list<int>(a, a + 1));
  c.pop_back();
  assert(c.empty());
  TEST_LIBCPP_ASSERT_FAILURE(c.pop_back(), "list::pop_back() called on an empty list");

  return 0;
}
