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#ifndef _LIBCPP___TYPE_TRAITS_IS_UNSIGNED_INTEGER_H
10#define _LIBCPP___TYPE_TRAITS_IS_UNSIGNED_INTEGER_H
11
12#include <__config>
13#include <__type_traits/integral_constant.h>
14
15#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
16#  pragma GCC system_header
17#endif
18
19_LIBCPP_BEGIN_NAMESPACE_STD
20
21// clang-format off
22template <class _Tp> struct __libcpp_is_unsigned_integer                     : public false_type {};
23template <>          struct __libcpp_is_unsigned_integer<unsigned char>      : public true_type {};
24template <>          struct __libcpp_is_unsigned_integer<unsigned short>     : public true_type {};
25template <>          struct __libcpp_is_unsigned_integer<unsigned int>       : public true_type {};
26template <>          struct __libcpp_is_unsigned_integer<unsigned long>      : public true_type {};
27template <>          struct __libcpp_is_unsigned_integer<unsigned long long> : public true_type {};
28#ifndef _LIBCPP_HAS_NO_INT128
29template <>          struct __libcpp_is_unsigned_integer<__uint128_t>        : public true_type {};
30#endif
31// clang-format on
32
33_LIBCPP_END_NAMESPACE_STD
34
35#endif // _LIBCPP___TYPE_TRAITS_IS_UNSIGNED_INTEGER_H
36