| 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | // UNSUPPORTED: c++03, c++11, c++14 |
| 10 | |
| 11 | // template <class T> constexpr add_const<T>& as_const(T& t) noexcept; // C++17 |
| 12 | // template <class T> add_const<T>& as_const(const T&&) = delete; // C++17 |
| 13 | |
| 14 | #include <utility> |
| 15 | |
| 16 | struct S {int i;}; |
| 17 | |
| 18 | int main(int, char**) |
| 19 | { |
| 20 | std::as_const(S{}); |
| 21 | |
| 22 | return 0; |
| 23 | } |
| 24 | |