1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <vector>
11
12// vector(vector&&)
13//        noexcept(is_nothrow_move_constructible<allocator_type>::value);
14
15// This tests a conforming extension
16
17// UNSUPPORTED: c++98, c++03
18
19#include <vector>
20#include <cassert>
21
22#include "test_macros.h"
23#include "test_allocator.h"
24
25template <class T>
26struct some_alloc
27{
28    typedef T value_type;
29    some_alloc(const some_alloc&);
30};
31
32int main()
33{
34#if defined(_LIBCPP_VERSION)
35    {
36        typedef std::vector<bool> C;
37        static_assert(std::is_nothrow_move_constructible<C>::value, "");
38    }
39    {
40        typedef std::vector<bool, test_allocator<bool>> C;
41        static_assert(std::is_nothrow_move_constructible<C>::value, "");
42    }
43    {
44        typedef std::vector<bool, other_allocator<bool>> C;
45        static_assert(std::is_nothrow_move_constructible<C>::value, "");
46    }
47#endif // _LIBCPP_VERSION
48    {
49    //  In C++17, move constructors for allocators are not allowed to throw
50#if TEST_STD_VER > 14
51#if defined(_LIBCPP_VERSION)
52        typedef std::vector<bool, some_alloc<bool>> C;
53        static_assert( std::is_nothrow_move_constructible<C>::value, "");
54#endif // _LIBCPP_VERSION
55#else
56        typedef std::vector<bool, some_alloc<bool>> C;
57        static_assert(!std::is_nothrow_move_constructible<C>::value, "");
58#endif
59    }
60}
61