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// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX20_REMOVED_TYPE_TRAITS
11
12// type_traits
13
14// result_of
15
16#include <type_traits>
17
18void f() {
19 [[maybe_unused]] std::result_of<int (*())()> a; // expected-warning {{'result_of<int (*())()>' is deprecated}}
20}
21

source code of libcxx/test/std/utilities/meta/meta.trans/meta.trans.other/result_of.deprecated.verify.cpp