| //===----------------------------------------------------------------------===// |
| // |
| // 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, c++20 |
| |
| // [utility.underlying], to_underlying |
| // template <class T> |
| // constexpr underlying_type_t<T> to_underlying( T value ) noexcept; // C++2b |
| |
| #include <utility> |
| |
| struct S {}; |
| |
| int main(int, char**) { |
| std::to_underlying(125); // expected-error {{no matching function for call}} |
| std::to_underlying(S{}); // expected-error {{no matching function for call}} |
| |
| return 0; |
| } |