24 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// UNSUPPORTED: c++03, c++11, c++1410 11// <variant>12 13// constexpr size_t variant_npos = -1;14 15#include <variant>16 17#include "test_macros.h"18 19int main(int, char**) {20 static_assert(std::variant_npos == static_cast<std::size_t>(-1), "");21 22 return 0;23}24