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// <vector>
10
11// vector(vector&&)
12// noexcept(is_nothrow_move_constructible<allocator_type>::value);
13
14// This tests a conforming extension
15
16// UNSUPPORTED: c++03
17
18#include <vector>
19#include <cassert>
20
21#include "test_macros.h"
22#include "test_allocator.h"
23
24template <class T>
25struct some_alloc
26{
27 typedef T value_type;
28 some_alloc(const some_alloc&);
29};
30
31int main(int, char**)
32{
33#if defined(_LIBCPP_VERSION)
34 {
35 typedef std::vector<bool> C;
36 static_assert(std::is_nothrow_move_constructible<C>::value, "");
37 }
38 {
39 typedef std::vector<bool, test_allocator<bool>> C;
40 static_assert(std::is_nothrow_move_constructible<C>::value, "");
41 }
42 {
43 typedef std::vector<bool, other_allocator<bool>> C;
44 static_assert(std::is_nothrow_move_constructible<C>::value, "");
45 }
46#endif // _LIBCPP_VERSION
47 {
48 // In C++17, move constructors for allocators are not allowed to throw
49#if TEST_STD_VER > 14
50#if defined(_LIBCPP_VERSION)
51 typedef std::vector<bool, some_alloc<bool>> C;
52 static_assert( std::is_nothrow_move_constructible<C>::value, "");
53#endif // _LIBCPP_VERSION
54#else
55 typedef std::vector<bool, some_alloc<bool>> C;
56 static_assert(!std::is_nothrow_move_constructible<C>::value, "");
57#endif
58 }
59
60 return 0;
61}
62

source code of libcxx/test/std/containers/sequences/vector.bool/move_noexcept.pass.cpp