| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++03, c++11, c++14, c++17 |
| // UNSUPPORTED: no-filesystem, no-localization, no-tzdb |
| |
| // XFAIL: libcpp-has-no-incomplete-tzdb |
| // XFAIL: availability-tzdb-missing |
| |
| // <chrono> |
| // |
| // class tzdb_list; |
| // |
| // const_iterator erase_after(const_iterator p); |
| // |
| // [time.zone.db.list]/5 |
| // Preconditions: The iterator following p is dereferenceable. |
| // |
| // Since there is no Standard way to create a second entry it's not |
| // possible to fulfill this precondition. This is tested in a libc++ |
| // specific test. |
| |
| #include <chrono> |
| #include <concepts> |
| |
| std::chrono::tzdb_list& list = std::chrono::get_tzdb_list(); |
| static_assert(std::same_as<decltype(list.erase_after(std::chrono::tzdb_list::const_iterator{})), |
| std::chrono::tzdb_list::const_iterator>); |
