Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 3 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | // <memory> |
| 11 | |
| 12 | // template <class OuterAlloc, class... InnerAllocs> |
| 13 | // class scoped_allocator_adaptor |
| 14 | |
| 15 | // template <class OuterA2> |
| 16 | // scoped_allocator_adaptor(OuterA2&& outerAlloc, |
| 17 | // const InnerAllocs& ...innerAllocs); |
| 18 | |
Howard Hinnant | e92c3d7 | 2010-08-19 18:39:17 +0000 | [diff] [blame] | 19 | #include <scoped_allocator> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 20 | #include <cassert> |
| 21 | |
| 22 | #include "../allocators.h" |
| 23 | |
| 24 | int main() |
| 25 | { |
Howard Hinnant | 73d21a4 | 2010-09-04 23:28:19 +0000 | [diff] [blame^] | 26 | #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 27 | |
| 28 | { |
| 29 | typedef std::scoped_allocator_adaptor<A1<int>> A; |
| 30 | A1<int> a3(3); |
| 31 | A a(a3); |
| 32 | assert(a.outer_allocator() == A1<int>(3)); |
| 33 | assert(a.inner_allocator() == a); |
| 34 | assert(A1<int>::copy_called == true); |
| 35 | assert(A1<int>::move_called == false); |
| 36 | } |
| 37 | A1<int>::copy_called = false; |
| 38 | { |
| 39 | typedef std::scoped_allocator_adaptor<A1<int>> A; |
| 40 | A a(A1<int>(3)); |
| 41 | assert(a.outer_allocator() == A1<int>(3)); |
| 42 | assert(a.inner_allocator() == a); |
| 43 | assert(A1<int>::copy_called == false); |
| 44 | assert(A1<int>::move_called == true); |
| 45 | } |
| 46 | A1<int>::move_called = false; |
| 47 | { |
| 48 | typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A; |
| 49 | A1<int> a4(4); |
| 50 | A a(a4, A2<int>(5)); |
| 51 | assert(A1<int>::copy_called == true); |
| 52 | assert(A1<int>::move_called == false); |
| 53 | assert(A2<int>::copy_called == true); |
| 54 | assert(A2<int>::move_called == false); |
| 55 | assert(a.outer_allocator() == A1<int>(4)); |
| 56 | assert(a.inner_allocator() == std::scoped_allocator_adaptor<A2<int>>(A2<int>(5))); |
| 57 | } |
| 58 | A1<int>::copy_called = false; |
| 59 | A1<int>::move_called = false; |
| 60 | A2<int>::copy_called = false; |
| 61 | A2<int>::move_called = false; |
| 62 | { |
| 63 | typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A; |
| 64 | A a(A1<int>(4), A2<int>(5)); |
| 65 | assert(A1<int>::copy_called == false); |
| 66 | assert(A1<int>::move_called == true); |
| 67 | assert(A2<int>::copy_called == true); |
| 68 | assert(A2<int>::move_called == false); |
| 69 | assert(a.outer_allocator() == A1<int>(4)); |
| 70 | assert(a.inner_allocator() == std::scoped_allocator_adaptor<A2<int>>(A2<int>(5))); |
| 71 | } |
| 72 | A1<int>::copy_called = false; |
| 73 | A1<int>::move_called = false; |
| 74 | A2<int>::copy_called = false; |
| 75 | A2<int>::move_called = false; |
| 76 | A1<int>::move_called = false; |
| 77 | { |
| 78 | typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A; |
| 79 | A1<int> a4(4); |
| 80 | A a(a4, A2<int>(5), A3<int>(6)); |
| 81 | assert(A1<int>::copy_called == true); |
| 82 | assert(A1<int>::move_called == false); |
| 83 | assert(A2<int>::copy_called == true); |
| 84 | assert(A2<int>::move_called == false); |
| 85 | assert(A3<int>::copy_called == true); |
| 86 | assert(A3<int>::move_called == false); |
| 87 | assert(a.outer_allocator() == A1<int>(4)); |
| 88 | assert((a.inner_allocator() == |
| 89 | std::scoped_allocator_adaptor<A2<int>, A3<int>>(A2<int>(5), A3<int>(6)))); |
| 90 | } |
| 91 | A1<int>::copy_called = false; |
| 92 | A1<int>::move_called = false; |
| 93 | A2<int>::copy_called = false; |
| 94 | A2<int>::move_called = false; |
| 95 | A3<int>::copy_called = false; |
| 96 | A3<int>::move_called = false; |
| 97 | { |
| 98 | typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A; |
| 99 | A a(A1<int>(4), A2<int>(5), A3<int>(6)); |
| 100 | assert(A1<int>::copy_called == false); |
| 101 | assert(A1<int>::move_called == true); |
| 102 | assert(A2<int>::copy_called == true); |
| 103 | assert(A2<int>::move_called == false); |
| 104 | assert(A3<int>::copy_called == true); |
| 105 | assert(A3<int>::move_called == false); |
| 106 | assert(a.outer_allocator() == A1<int>(4)); |
| 107 | assert((a.inner_allocator() == |
| 108 | std::scoped_allocator_adaptor<A2<int>, A3<int>>(A2<int>(5), A3<int>(6)))); |
| 109 | } |
| 110 | |
Howard Hinnant | 73d21a4 | 2010-09-04 23:28:19 +0000 | [diff] [blame^] | 111 | #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 112 | } |