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// <map>
10
11// class map
12
13// explicit map(const allocator_type& a);
14
15#include <map>
16#include <cassert>
17
18#include "test_macros.h"
19#include "test_allocator.h"
20#include "min_allocator.h"
21
22int main(int, char**) {
23 {
24 typedef std::less<int> C;
25 typedef test_allocator<std::pair<const int, double> > A;
26 std::map<int, double, C, A> m(A(5));
27 assert(m.empty());
28 assert(m.begin() == m.end());
29 assert(m.get_allocator() == A(5));
30 }
31#if TEST_STD_VER >= 11
32 {
33 typedef std::less<int> C;
34 typedef min_allocator<std::pair<const int, double> > A;
35 std::map<int, double, C, A> m(A{});
36 assert(m.empty());
37 assert(m.begin() == m.end());
38 assert(m.get_allocator() == A());
39 }
40 {
41 typedef std::less<int> C;
42 typedef explicit_allocator<std::pair<const int, double> > A;
43 std::map<int, double, C, A> m(A{});
44 assert(m.empty());
45 assert(m.begin() == m.end());
46 assert(m.get_allocator() == A());
47 }
48#endif
49
50 return 0;
51}
52

source code of libcxx/test/std/containers/associative/map/map.cons/alloc.pass.cpp