llvm-project/libcxx/test/std/utilities/variant/variant.synopsis/variant_npos.pass.cpp

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590 B
C++

// -*- 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() {
static_assert(std::variant_npos == static_cast<std::size_t>(-1), "");
}