| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++03 |
| // REQUIRES: has-fobjc-arc |
| // ADDITIONAL_COMPILE_FLAGS: -fobjc-arc |
| |
| // <type_traits> |
| |
| // std::is_pointer |
| |
| // Test that we correctly handle Objective-C++ ARC qualifiers on pointers. |
| |
| #include <type_traits> |
| #include "test_macros.h" |
| |
| |
| template <typename T> |
| void assert_is_pointer() { |
| static_assert(std::is_pointer<T>::value, ""); |
| #if TEST_STD_VER > 14 |
| static_assert(std::is_pointer_v<T>, ""); |
| #endif |
| } |
| |
| template <typename T> |
| void test_is_pointer() { |
| assert_is_pointer<T>(); |
| |
| assert_is_pointer<T __weak>(); |
| assert_is_pointer<T __strong>(); |
| assert_is_pointer<T __autoreleasing>(); |
| assert_is_pointer<T __unsafe_unretained>(); |
| |
| assert_is_pointer<T __weak const>(); |
| assert_is_pointer<T __strong const>(); |
| assert_is_pointer<T __autoreleasing const>(); |
| assert_is_pointer<T __unsafe_unretained const>(); |
| |
| assert_is_pointer<T __weak volatile>(); |
| assert_is_pointer<T __strong volatile>(); |
| assert_is_pointer<T __autoreleasing volatile>(); |
| assert_is_pointer<T __unsafe_unretained volatile>(); |
| |
| assert_is_pointer<T __weak const volatile>(); |
| assert_is_pointer<T __strong const volatile>(); |
| assert_is_pointer<T __autoreleasing const volatile>(); |
| assert_is_pointer<T __unsafe_unretained const volatile>(); |
| } |
| |
| @class Foo; |
| |
| int main(int, char**) { |
| test_is_pointer<id>(); |
| test_is_pointer<id const>(); |
| test_is_pointer<id volatile>(); |
| test_is_pointer<id const volatile>(); |
| |
| test_is_pointer<Foo*>(); |
| test_is_pointer<Foo const*>(); |
| test_is_pointer<Foo volatile*>(); |
| test_is_pointer<Foo const volatile*>(); |
| |
| test_is_pointer<void*>(); |
| test_is_pointer<void const*>(); |
| test_is_pointer<void volatile*>(); |
| test_is_pointer<void const volatile*>(); |
| |
| return 0; |
| } |