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 "MoveOnly.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 void allocate(std::size_t);
31};
32
33int main(int, char**)
34{
35 {
36 typedef std::vector<MoveOnly> C;
37 static_assert(std::is_nothrow_move_constructible<C>::value, "");
38 }
39 {
40 typedef std::vector<MoveOnly, test_allocator<MoveOnly>> C;
41 static_assert(std::is_nothrow_move_constructible<C>::value, "");
42 }
43 {
44 typedef std::vector<MoveOnly, other_allocator<MoveOnly>> C;
45 static_assert(std::is_nothrow_move_constructible<C>::value, "");
46 }
47 {
48 typedef std::vector<MoveOnly, some_alloc<MoveOnly>> C;
49 // In C++17, move constructors for allocators are not allowed to throw
50#if TEST_STD_VER > 14
51 static_assert( std::is_nothrow_move_constructible<C>::value, "");
52#else
53 static_assert(!std::is_nothrow_move_constructible<C>::value, "");
54#endif
55 }
56
57 return 0;
58}
59

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