| 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 | // type_traits |
| 10 | |
| 11 | // integral |
| 12 | |
| 13 | #include <type_traits> |
| 14 | #include "test_macros.h" |
| 15 | |
| 16 | template <class T> |
| 17 | void test_integral_imp() |
| 18 | { |
| 19 | static_assert(!std::is_void<T>::value, "" ); |
| 20 | #if TEST_STD_VER > 11 |
| 21 | static_assert(!std::is_null_pointer<T>::value, "" ); |
| 22 | #endif |
| 23 | static_assert( std::is_integral<T>::value, "" ); |
| 24 | static_assert(!std::is_floating_point<T>::value, "" ); |
| 25 | static_assert(!std::is_array<T>::value, "" ); |
| 26 | static_assert(!std::is_pointer<T>::value, "" ); |
| 27 | static_assert(!std::is_lvalue_reference<T>::value, "" ); |
| 28 | static_assert(!std::is_rvalue_reference<T>::value, "" ); |
| 29 | static_assert(!std::is_member_object_pointer<T>::value, "" ); |
| 30 | static_assert(!std::is_member_function_pointer<T>::value, "" ); |
| 31 | static_assert(!std::is_enum<T>::value, "" ); |
| 32 | static_assert(!std::is_union<T>::value, "" ); |
| 33 | static_assert(!std::is_class<T>::value, "" ); |
| 34 | static_assert(!std::is_function<T>::value, "" ); |
| 35 | } |
| 36 | |
| 37 | template <class T> |
| 38 | void test_integral() |
| 39 | { |
| 40 | test_integral_imp<T>(); |
| 41 | test_integral_imp<const T>(); |
| 42 | test_integral_imp<volatile T>(); |
| 43 | test_integral_imp<const volatile T>(); |
| 44 | } |
| 45 | |
| 46 | struct incomplete_type; |
| 47 | |
| 48 | int main(int, char**) |
| 49 | { |
| 50 | test_integral<bool>(); |
| 51 | test_integral<char>(); |
| 52 | test_integral<signed char>(); |
| 53 | test_integral<unsigned char>(); |
| 54 | test_integral<wchar_t>(); |
| 55 | test_integral<short>(); |
| 56 | test_integral<unsigned short>(); |
| 57 | test_integral<int>(); |
| 58 | test_integral<unsigned int>(); |
| 59 | test_integral<long>(); |
| 60 | test_integral<unsigned long>(); |
| 61 | test_integral<long long>(); |
| 62 | test_integral<unsigned long long>(); |
| 63 | #ifndef TEST_HAS_NO_INT128 |
| 64 | test_integral<__int128_t>(); |
| 65 | test_integral<__uint128_t>(); |
| 66 | #endif |
| 67 | |
| 68 | // LWG#2582 |
| 69 | static_assert(!std::is_integral<incomplete_type>::value, "" ); |
| 70 | |
| 71 | return 0; |
| 72 | } |
| 73 | |