1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10export namespace std {
11  using std::isalnum;
12  using std::isalpha;
13  using std::isblank;
14  using std::iscntrl;
15  using std::isdigit;
16  using std::isgraph;
17  using std::islower;
18  using std::isprint;
19  using std::ispunct;
20  using std::isspace;
21  using std::isupper;
22  using std::isxdigit;
23  using std::tolower;
24  using std::toupper;
25} // namespace std
26