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// UNSUPPORTED: c++03
10
11// <memory>
12
13// template <class OuterAlloc, class... InnerAllocs>
14// class scoped_allocator_adaptor
15
16// outer_allocator_type& outer_allocator();
17// const outer_allocator_type& outer_allocator() const;
18
19#include <scoped_allocator>
20#include <cassert>
21
22#include "test_macros.h"
23#include "allocators.h"
24
25int main(int, char**) {
26 {
27 typedef std::scoped_allocator_adaptor<A1<int>> A;
28 A a(A1<int>(5));
29 assert(a.outer_allocator() == A1<int>(5));
30 }
31 {
32 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A;
33 A a(A1<int>(5), A2<int>(6));
34 assert(a.outer_allocator() == A1<int>(5));
35 }
36 {
37 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
38 A a(A1<int>(5), A2<int>(6), A3<int>(8));
39 assert(a.outer_allocator() == A1<int>(5));
40 }
41
42 return 0;
43}
44

source code of libcxx/test/std/utilities/allocator.adaptor/allocator.adaptor.members/outer_allocator.pass.cpp