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107 lines
3.1 KiB
C++
107 lines
3.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// type_traits
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// is_member_pointer
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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_member_pointer()
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{
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static_assert( std::is_member_pointer<T>::value, "");
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static_assert( std::is_member_pointer<const T>::value, "");
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static_assert( std::is_member_pointer<volatile T>::value, "");
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static_assert( std::is_member_pointer<const volatile T>::value, "");
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#if TEST_STD_VER > 14
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static_assert( std::is_member_pointer_v<T>, "");
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static_assert( std::is_member_pointer_v<const T>, "");
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static_assert( std::is_member_pointer_v<volatile T>, "");
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static_assert( std::is_member_pointer_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_member_pointer()
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{
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static_assert(!std::is_member_pointer<T>::value, "");
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static_assert(!std::is_member_pointer<const T>::value, "");
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static_assert(!std::is_member_pointer<volatile T>::value, "");
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static_assert(!std::is_member_pointer<const volatile T>::value, "");
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#if TEST_STD_VER > 14
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static_assert(!std::is_member_pointer_v<T>, "");
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static_assert(!std::is_member_pointer_v<const T>, "");
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static_assert(!std::is_member_pointer_v<volatile T>, "");
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static_assert(!std::is_member_pointer_v<const volatile T>, "");
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#endif
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}
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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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struct incomplete_type;
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typedef void (*FunctionPtr)();
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int main()
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{
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test_is_member_pointer<int Abstract::*>();
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test_is_member_pointer<double NotEmpty::*>();
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test_is_member_pointer<FunctionPtr Empty::*>();
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test_is_member_pointer<void (Empty::*)()>();
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test_is_not_member_pointer<std::nullptr_t>();
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test_is_not_member_pointer<void>();
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test_is_not_member_pointer<int>();
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test_is_not_member_pointer<int&>();
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test_is_not_member_pointer<int&&>();
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test_is_not_member_pointer<int*>();
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test_is_not_member_pointer<double>();
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test_is_not_member_pointer<const int*>();
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test_is_not_member_pointer<char[3]>();
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test_is_not_member_pointer<char[]>();
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test_is_not_member_pointer<Union>();
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test_is_not_member_pointer<Enum>();
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test_is_not_member_pointer<FunctionPtr>();
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test_is_not_member_pointer<Empty>();
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test_is_not_member_pointer<bit_zero>();
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test_is_not_member_pointer<NotEmpty>();
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test_is_not_member_pointer<Abstract>();
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test_is_not_member_pointer<incomplete_type>();
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#if TEST_STD_VER >= 11
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test_is_member_pointer<int (Empty::*)(int, ...) const>();
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test_is_member_pointer<int (Empty::*)(int, long, long) const noexcept>();
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test_is_member_pointer<int (Empty::*)() & noexcept>();
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#endif
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}
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