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 #include <variant>
16 
17 #include "test_macros.h"
18 #include "variant_test_helpers.h"
19 
20 int main(int, char**)
21 {
22     // expected-error@variant:* 3 {{static_assert failed}}
23     std::variant<int, int&> v; // expected-note {{requested here}}
24     std::variant<int, const int &> v2; // expected-note {{requested here}}
25     std::variant<int, int&&> v3; // expected-note {{requested here}}
26 
27   return 0;
28 }
29