1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 // <queue>
11
12 // template <class Alloc>
13 // queue(queue&& q, const Alloc& a);
14
15 #include <queue>
16 #include <cassert>
17
18 #include "test_allocator.h"
19 #include "MoveOnly.h"
20
21 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
22
23 template <class C>
24 C
make(int n)25 make(int n)
26 {
27 C c;
28 for (int i = 0; i < n; ++i)
29 c.push_back(MoveOnly(i));
30 return c;
31 }
32
33 typedef std::deque<MoveOnly, test_allocator<MoveOnly> > C;
34
35 template <class T>
36 struct test
37 : public std::queue<T, C>
38 {
39 typedef std::queue<T, C> base;
40 typedef test_allocator<MoveOnly> allocator_type;
41 typedef typename base::container_type container_type;
42
testtest43 explicit test(const allocator_type& a) : base(a) {}
testtest44 test(const container_type& c, const allocator_type& a) : base(c, a) {}
testtest45 test(container_type&& c, const allocator_type& a) : base(std::move(c), a) {}
testtest46 test(test&& q, const allocator_type& a) : base(std::move(q), a) {}
get_allocatortest47 allocator_type get_allocator() {return this->c.get_allocator();}
48 };
49
50 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
51
main()52 int main()
53 {
54 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
55 test<MoveOnly> q(make<C>(5), test_allocator<MoveOnly>(4));
56 test<MoveOnly> q2(std::move(q), test_allocator<MoveOnly>(5));
57 assert(q2.get_allocator() == test_allocator<MoveOnly>(5));
58 assert(q2.size() == 5);
59 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
60 }
61