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-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03, c++11, c++14
10 
11 // <variant>
12 
13 // constexpr size_t variant_npos = -1;
14 
15 #include <variant>
16 
17 #include "test_macros.h"
18 
main(int,char **)19 int main(int, char**) {
20   static_assert(std::variant_npos == static_cast<std::size_t>(-1), "");
21 
22   return 0;
23 }
24