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117 lines
3.2 KiB
C++
117 lines
3.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// type_traits
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// is_fundamental
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#include <type_traits>
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#include <cstddef> // for std::nullptr_t
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#include "test_macros.h"
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template <class T>
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void test_is_fundamental()
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{
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static_assert( std::is_fundamental<T>::value, "");
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static_assert( std::is_fundamental<const T>::value, "");
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static_assert( std::is_fundamental<volatile T>::value, "");
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static_assert( std::is_fundamental<const volatile T>::value, "");
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#if TEST_STD_VER > 14
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static_assert( std::is_fundamental_v<T>, "");
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static_assert( std::is_fundamental_v<const T>, "");
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static_assert( std::is_fundamental_v<volatile T>, "");
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static_assert( std::is_fundamental_v<const volatile T>, "");
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#endif
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}
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template <class T>
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void test_is_not_fundamental()
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{
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static_assert(!std::is_fundamental<T>::value, "");
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static_assert(!std::is_fundamental<const T>::value, "");
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static_assert(!std::is_fundamental<volatile T>::value, "");
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static_assert(!std::is_fundamental<const volatile T>::value, "");
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#if TEST_STD_VER > 14
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static_assert(!std::is_fundamental_v<T>, "");
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static_assert(!std::is_fundamental_v<const T>, "");
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static_assert(!std::is_fundamental_v<volatile T>, "");
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static_assert(!std::is_fundamental_v<const volatile T>, "");
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#endif
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}
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class incomplete_type;
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class Empty
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{
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};
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class NotEmpty
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{
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virtual ~NotEmpty();
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};
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union Union {};
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struct bit_zero
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{
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int : 0;
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};
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class Abstract
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{
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virtual ~Abstract() = 0;
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};
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enum Enum {zero, one};
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typedef void (*FunctionPtr)();
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int main(int, char**)
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{
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test_is_fundamental<std::nullptr_t>();
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test_is_fundamental<void>();
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test_is_fundamental<short>();
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test_is_fundamental<unsigned short>();
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test_is_fundamental<int>();
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test_is_fundamental<unsigned int>();
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test_is_fundamental<long>();
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test_is_fundamental<unsigned long>();
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test_is_fundamental<long long>();
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test_is_fundamental<unsigned long long>();
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test_is_fundamental<bool>();
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test_is_fundamental<char>();
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test_is_fundamental<signed char>();
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test_is_fundamental<unsigned char>();
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test_is_fundamental<wchar_t>();
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test_is_fundamental<double>();
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test_is_fundamental<float>();
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test_is_fundamental<double>();
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test_is_fundamental<long double>();
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test_is_fundamental<char16_t>();
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test_is_fundamental<char32_t>();
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test_is_not_fundamental<char[3]>();
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test_is_not_fundamental<char[]>();
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test_is_not_fundamental<void *>();
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test_is_not_fundamental<FunctionPtr>();
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test_is_not_fundamental<int&>();
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test_is_not_fundamental<int&&>();
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test_is_not_fundamental<Union>();
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test_is_not_fundamental<Empty>();
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test_is_not_fundamental<incomplete_type>();
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test_is_not_fundamental<bit_zero>();
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test_is_not_fundamental<int*>();
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test_is_not_fundamental<const int*>();
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test_is_not_fundamental<Enum>();
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test_is_not_fundamental<NotEmpty>();
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test_is_not_fundamental<Abstract>();
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return 0;
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}
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