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// <functional>
10
11// not1
12
13// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX20_REMOVED_BINDER_TYPEDEFS
14// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX20_REMOVED_NEGATORS
15// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS
16
17#include <functional>
18#include <cassert>
19
20#include "test_macros.h"
21
22int main(int, char**)
23{
24 typedef std::logical_not<int> F;
25 assert(std::not1(F())(36));
26 assert(!std::not1(F())(0));
27
28 return 0;
29}
30

source code of libcxx/test/std/utilities/function.objects/negators/not1.pass.cpp