| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // REQUIRES: libcpp-hardening-mode={{extensive|debug}} |
| // XFAIL: libcpp-hardening-mode=debug && availability-verbose_abort-missing |
| |
| // <list> |
| |
| // Call next(non-bidi iterator, -1) |
| |
| #include <iterator> |
| |
| #include "check_assertion.h" |
| #include "test_iterators.h" |
| |
| int main(int, char**) { |
| int a[] = {1, 2, 3}; |
| forward_iterator<int *> it(a+1); |
| std::next(it, 1); // should work fine |
| std::next(it, 0); // should work fine |
| TEST_LIBCPP_ASSERT_FAILURE(std::next(it, -1), "Attempt to next(it, n) with negative n on a non-bidirectional iterator"); |
| |
| return 0; |
| } |