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 // <array>
10 
11 // void swap(array& a);
12 
13 #include <array>
14 #include <cassert>
15 
16 int main(int, char**) {
17   {
18     typedef double T;
19     typedef std::array<const T, 0> C;
20     C c = {};
21     C c2 = {};
22     // expected-error-re@array:* {{{{(static_assert|static assertion)}} failed{{.*}}cannot swap zero-sized array of type 'const T'}}
23     c.swap(c2); // expected-note {{requested here}}
24   }
25 
26   return 0;
27 }
28