34 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// <functional>10 11// unary_negate12 13// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX20_REMOVED_BINDER_TYPEDEFS14// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX20_REMOVED_NEGATORS15// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS16 17#include <functional>18#include <type_traits>19#include <cassert>20 21#include "test_macros.h"22 23int main(int, char**)24{25 typedef std::unary_negate<std::logical_not<int> > F;26 const F f = F(std::logical_not<int>());27 static_assert((std::is_same<F::argument_type, int>::value), "" );28 static_assert((std::is_same<F::result_type, bool>::value), "" );29 assert(f(36));30 assert(!f(0));31 32 return 0;33}34