44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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>
|
|
|
|
// logical_not
|
|
|
|
#include <functional>
|
|
#include <type_traits>
|
|
#include <cassert>
|
|
|
|
#include "test_macros.h"
|
|
|
|
int main(int, char**)
|
|
{
|
|
typedef std::logical_not<int> F;
|
|
const F f = F();
|
|
static_assert((std::is_same<F::argument_type, int>::value), "" );
|
|
static_assert((std::is_same<F::result_type, bool>::value), "" );
|
|
assert(!f(36));
|
|
assert(f(0));
|
|
#if TEST_STD_VER > 11
|
|
typedef std::logical_not<> F2;
|
|
const F2 f2 = F2();
|
|
assert(!f2(36));
|
|
assert( f2(0));
|
|
assert(!f2(36L));
|
|
assert( f2(0L));
|
|
|
|
constexpr bool foo = std::logical_not<int> () (36);
|
|
static_assert ( !foo, "" );
|
|
|
|
constexpr bool bar = std::logical_not<> () (36);
|
|
static_assert ( !bar, "" );
|
|
#endif
|
|
|
|
return 0;
|
|
}
|