1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===//
2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//
3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant//                     The LLVM Compiler Infrastructure
4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//
5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open
6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details.
7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//
8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===//
9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant
10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <array>
11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant
12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// void swap(array& a);
13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant
14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <array>
15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert>
16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant
1702bb4bdb495ff5cc8bd6422e61b96433e60ba5e1Eric Fiselier#include "../suppress_array_warnings.h"
1802bb4bdb495ff5cc8bd6422e61b96433e60ba5e1Eric Fiselier
19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main()
20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{
21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant    {
22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        typedef double T;
23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        typedef std::array<T, 3> C;
24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        C c1 = {1, 2, 3.5};
25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        C c2 = {4, 5, 6.5};
26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        c1.swap(c2);
27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c1.size() == 3);
28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c1[0] == 4);
29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c1[1] == 5);
30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c1[2] == 6.5);
31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c2.size() == 3);
32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c2[0] == 1);
33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c2[1] == 2);
34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c2[2] == 3.5);
35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant    }
36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant    {
37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        typedef double T;
38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        typedef std::array<T, 0> C;
39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        C c1 = {};
40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        C c2 = {};
41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        c1.swap(c2);
42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c1.size() == 0);
43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant        assert(c2.size() == 0);
44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant    }
45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant}
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