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 10 // UNSUPPORTED: c++98, c++03, c++11, c++14 11 12 // <variant> 13 14 // constexpr size_t variant_npos = -1; 15 16 #include <variant> 17 18 int main(int, char**) { 19 static_assert(std::variant_npos == static_cast<std::size_t>(-1), ""); 20 21 return 0; 22 } 23