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// <deque>
10
11// deque& operator=(deque&& c)
12// noexcept(
13// allocator_type::propagate_on_container_move_assignment::value &&
14// is_nothrow_move_assignable<allocator_type>::value);
15
16// This tests a conforming extension
17
18// UNSUPPORTED: c++03
19
20#include <deque>
21#include <cassert>
22
23#include "test_macros.h"
24#include "MoveOnly.h"
25#include "test_allocator.h"
26
27template <class T>
28struct some_alloc
29{
30 typedef T value_type;
31 some_alloc(const some_alloc&);
32 void allocate(std::size_t);
33};
34
35int main(int, char**)
36{
37 {
38 typedef std::deque<MoveOnly> C;
39 static_assert(std::is_nothrow_move_assignable<C>::value, "");
40 }
41 {
42 typedef std::deque<MoveOnly, test_allocator<MoveOnly>> C;
43 static_assert(!std::is_nothrow_move_assignable<C>::value, "");
44 }
45#if defined(_LIBCPP_VERSION)
46 {
47 typedef std::deque<MoveOnly, other_allocator<MoveOnly>> C;
48 static_assert(std::is_nothrow_move_assignable<C>::value, "");
49 }
50 {
51 typedef std::deque<MoveOnly, some_alloc<MoveOnly>> C;
52 static_assert(!std::is_nothrow_move_assignable<C>::value, "");
53 }
54#endif // _LIBCPP_VERSION
55
56 return 0;
57}
58

source code of libcxx/test/std/containers/sequences/deque/deque.cons/move_assign_noexcept.pass.cpp