| // -*- C++ -*- | |
| //===----------------------------------------------------------------------===// | |
| // | |
| // 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 | |
| // | |
| //===----------------------------------------------------------------------===// | |
| export namespace std { | |
| #if _LIBCPP_STD_VER >= 23 | |
| // [expected.unexpected], class template unexpected | |
| using std::unexpected; | |
| // [expected.bad], class template bad_expected_access | |
| using std::bad_expected_access; | |
| // in-place construction of unexpected values | |
| using std::unexpect; | |
| using std::unexpect_t; | |
| // [expected.expected], class template expected | |
| using std::expected; | |
| #endif // _LIBCPP_STD_VER >= 23 | |
| } // namespace std |