//===----------------------------------------------------------------------===// // // 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 // constexpr underlying_type_t to_underlying( T value ) noexcept; // C++23 #include struct S {}; void f() { std::to_underlying(125); // expected-error {{no matching function for call}} std::to_underlying(S{}); // expected-error {{no matching function for call}} }