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// template <class ...Types> class variant;
14
15
16#include <variant>
17#include <type_traits>
18#include <string>
19#include <cassert>
20
21#include "test_macros.h"
22#include "variant_test_helpers.h"
23#include "test_convertible.h"
24
25int main(int, char**)
26{
27 // expected-error@variant:* 3 {{static assertion failed}}
28 std::variant<int, void> v; // expected-note {{requested here}}
29 std::variant<int, const void> v2; // expected-note {{requested here}}
30 std::variant<const volatile void, int> v3; // expected-note {{requested here}}
31
32 return 0;
33}
34

source code of libcxx/test/std/utilities/variant/variant.variant/variant_void.verify.cpp