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, c++11, c++14
10 // TODO: Change to XFAIL once https://github.com/llvm/llvm-project/issues/40340 is fixed
11 // UNSUPPORTED: availability-pmr-missing
12 
13 // <memory_resource>
14 
15 // class synchronized_pool_resource
16 
17 #include <memory_resource>
18 #include <cassert>
19 
20 #include "count_new.h"
21 #include "test_macros.h"
22 
main(int,char **)23 int main(int, char**) {
24   globalMemCounter.reset();
25   {
26     auto sync1                    = std::pmr::synchronized_pool_resource(std::pmr::new_delete_resource());
27     std::pmr::memory_resource& r1 = sync1;
28 
29     void* ret = r1.allocate(50);
30     assert(ret);
31     ASSERT_WITH_LIBRARY_INTERNAL_ALLOCATIONS(globalMemCounter.checkNewCalledGreaterThan(0));
32     ASSERT_WITH_LIBRARY_INTERNAL_ALLOCATIONS(globalMemCounter.checkDeleteCalledEq(0));
33 
34     r1.deallocate(ret, 50);
35     sync1.release();
36     ASSERT_WITH_LIBRARY_INTERNAL_ALLOCATIONS(globalMemCounter.checkDeleteCalledGreaterThan(0));
37     assert(globalMemCounter.checkOutstandingNewEq(0));
38 
39     globalMemCounter.reset();
40 
41     ret = r1.allocate(500);
42     assert(ret);
43     ASSERT_WITH_LIBRARY_INTERNAL_ALLOCATIONS(globalMemCounter.checkNewCalledGreaterThan(0));
44     assert(globalMemCounter.checkDeleteCalledEq(0));
45 
46     // Check that the destructor calls release()
47   }
48   ASSERT_WITH_LIBRARY_INTERNAL_ALLOCATIONS(globalMemCounter.checkDeleteCalledGreaterThan(0));
49   assert(globalMemCounter.checkOutstandingNewEq(0));
50 
51   return 0;
52 }
53