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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <functional>
// binary_negate
// deprecated in C++17
// UNSUPPORTED: c++03, c++11, c++14
// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX20_REMOVED_NEGATORS
#include <functional>
struct Predicate {
typedef int first_argument_type;
typedef int second_argument_type;
bool operator()(first_argument_type, second_argument_type) const { return true; }
};
void test() {
std::binary_negate<Predicate> f((Predicate())); // expected-warning {{'binary_negate<Predicate>' is deprecated}}
(void)f;
}
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