xref: /llvm-project/libcxx/test/std/utilities/optional/optional.hash/enabled_hash.pass.cpp (revision 971e9c80e9660285e0620682f4e470a41967391f)
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 
11 // <optional>
12 
13 // Test that <optional> provides all of the arithmetic, enum, and pointer
14 // hash specializations.
15 
16 #include <functional>
17 #include <optional>
18 
19 #include "poisoned_hash_helper.h"
20 
21 #include "test_macros.h"
22 
main(int,char **)23 int main(int, char**) {
24   test_library_hash_specializations_available();
25   {
26 
27   }
28 
29   return 0;
30 }
31