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#ifndef ALLOC_LAST_H
10#define ALLOC_LAST_H
11
12#include <cassert>
13
14#include "allocators.h"
15
16struct alloc_last
17{
18 static bool allocator_constructed;
19
20 typedef A1<int> allocator_type;
21
22 int data_;
23
24 alloc_last() : data_(0) {}
25 alloc_last(int d) : data_(d) {}
26 alloc_last(const A1<int>& a)
27 : data_(0)
28 {
29 assert(a.id() == 5);
30 allocator_constructed = true;
31 }
32
33 alloc_last(int d, const A1<int>& a)
34 : data_(d)
35 {
36 assert(a.id() == 5);
37 allocator_constructed = true;
38 }
39
40 alloc_last(const alloc_last& d, const A1<int>& a)
41 : data_(d.data_)
42 {
43 assert(a.id() == 5);
44 allocator_constructed = true;
45 }
46
47 alloc_last(const alloc_last&) = default;
48 alloc_last& operator=(const alloc_last&) = default;
49 ~alloc_last() {data_ = -1;}
50
51 friend bool operator==(const alloc_last& x, const alloc_last& y)
52 {return x.data_ == y.data_;}
53 friend bool operator< (const alloc_last& x, const alloc_last& y)
54 {return x.data_ < y.data_;}
55};
56
57bool alloc_last::allocator_constructed = false;
58
59#endif // ALLOC_LAST_H
60

source code of libcxx/test/std/utilities/tuple/tuple.tuple/alloc_last.h