Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
Howard Hinnant | b64f8b0 | 2010-11-16 22:09:02 +0000 | [diff] [blame] | 5 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 6 | // Source Licenses. See LICENSE.TXT for details. |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
Jonathan Roelofs | 8d86b2e | 2014-09-05 19:45:05 +0000 | [diff] [blame] | 9 | // |
| 10 | // UNSUPPORTED: libcpp-has-no-threads |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 11 | |
| 12 | // <future> |
| 13 | |
| 14 | // class shared_future<R> |
| 15 | |
| 16 | // ~shared_future(); |
| 17 | |
| 18 | #include <future> |
| 19 | #include <cassert> |
| 20 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 21 | #include "../test_allocator.h" |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 22 | |
| 23 | int main() |
| 24 | { |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 25 | assert(test_alloc_base::count == 0); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 26 | { |
| 27 | typedef int T; |
| 28 | std::shared_future<T> f; |
| 29 | { |
| 30 | std::promise<T> p(std::allocator_arg, test_allocator<T>()); |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 31 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 32 | f = p.get_future(); |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 33 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 34 | assert(f.valid()); |
| 35 | } |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 36 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 37 | assert(f.valid()); |
| 38 | } |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 39 | assert(test_alloc_base::count == 0); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 40 | { |
| 41 | typedef int& T; |
| 42 | std::shared_future<T> f; |
| 43 | { |
| 44 | std::promise<T> p(std::allocator_arg, test_allocator<int>()); |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 45 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 46 | f = p.get_future(); |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 47 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 48 | assert(f.valid()); |
| 49 | } |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 50 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 51 | assert(f.valid()); |
| 52 | } |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 53 | assert(test_alloc_base::count == 0); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 54 | { |
| 55 | typedef void T; |
| 56 | std::shared_future<T> f; |
| 57 | { |
| 58 | std::promise<T> p(std::allocator_arg, test_allocator<T>()); |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 59 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 60 | f = p.get_future(); |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 61 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 62 | assert(f.valid()); |
| 63 | } |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 64 | assert(test_alloc_base::count == 1); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 65 | assert(f.valid()); |
| 66 | } |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 67 | assert(test_alloc_base::count == 0); |
Howard Hinnant | 99be823 | 2010-09-03 18:39:25 +0000 | [diff] [blame] | 68 | } |