test/std/utilities/variant/variant.synopsis/variant_npos.pass.cpp

// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// 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++98, c++03, c++11, c++14

// <variant>

// constexpr size_t variant_npos = -1;

#include <variant>

int main(int, char**) {
  static_assert(std::variant_npos == static_cast<std::size_t>(-1), "");

  return 0;
}