xref: /llvm-project/libcxx/test/std/utilities/utility/mem.res/mem.res.aliases/header_vector_synop.pass.cpp (revision 2da049a1418f7a2f96e7cac4368cac3ce8667d2e)
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 // <vector>
14 
15 // namespace std::pmr {
16 // template <class T>
17 // using vector =
18 //     ::std::vector<T, polymorphic_allocator<T>>
19 //
20 // } // namespace std::pmr
21 
22 #include <vector>
23 #include <memory_resource>
24 #include <type_traits>
25 #include <cassert>
26 
main(int,char **)27 int main(int, char**) {
28   using StdVector = std::vector<int, std::pmr::polymorphic_allocator<int>>;
29   using PmrVector = std::pmr::vector<int>;
30   static_assert(std::is_same<StdVector, PmrVector>::value, "");
31   PmrVector d;
32   assert(d.get_allocator().resource() == std::pmr::get_default_resource());
33 
34   return 0;
35 }
36