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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>
// unary_negate
// deprecated in C++17
// UNSUPPORTED: c++03, c++11, c++14
// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX20_REMOVED_NEGATORS
#include <functional>
#include "test_macros.h"
struct Predicate {
typedef int argument_type;
bool operator()(argument_type) const { return true; }
};
int main(int, char**) {
std::unary_negate<Predicate> f((Predicate())); // expected-warning {{'unary_negate<Predicate>' is deprecated}}
(void)f;
return 0;
}