|  | // -*- 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 { | 
|  | // [string.view.template], class template basic_string_view | 
|  | using std::basic_string_view; | 
|  |  | 
|  | namespace ranges { | 
|  | using std::ranges::enable_borrowed_range; | 
|  | using std::ranges::enable_view; | 
|  | } // namespace ranges | 
|  |  | 
|  | // [string.view.comparison], non-member comparison functions | 
|  | using std::operator==; | 
|  | using std::operator<=>; | 
|  |  | 
|  | // [string.view.io], inserters and extractors | 
|  | using std::operator<<; | 
|  |  | 
|  | // basic_string_view typedef-names | 
|  | using std::string_view; | 
|  | using std::u16string_view; | 
|  | using std::u32string_view; | 
|  | #if _LIBCPP_HAS_CHAR8_T | 
|  | using std::u8string_view; | 
|  | #endif | 
|  | #if _LIBCPP_HAS_WIDE_CHARACTERS | 
|  | using std::wstring_view; | 
|  | #endif | 
|  |  | 
|  | // [string.view.hash], hash support | 
|  | using std::hash; | 
|  |  | 
|  | inline namespace literals { | 
|  | inline namespace string_view_literals { | 
|  | // [string.view.literals], suffix for basic_string_view literals | 
|  | using std::literals::string_view_literals::operator""sv; | 
|  | } // namespace string_view_literals | 
|  | }   // namespace literals | 
|  | } // namespace std |