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 | // <iterator> |
10 | |
11 | // template<class T> |
12 | // struct iterator_traits<const T*> |
13 | |
14 | #include <iterator> |
15 | #include <type_traits> |
16 | |
17 | #include "test_macros.h" |
18 | |
19 | struct A {}; |
20 | |
21 | int main(int, char**) |
22 | { |
23 | typedef std::iterator_traits<const volatile A*> It; |
24 | static_assert((std::is_same<It::difference_type, std::ptrdiff_t>::value), "" ); |
25 | static_assert((std::is_same<It::value_type, A>::value), "" ); |
26 | static_assert((std::is_same<It::pointer, const volatile A*>::value), "" ); |
27 | static_assert((std::is_same<It::reference, const volatile A&>::value), "" ); |
28 | static_assert((std::is_same<It::iterator_category, std::random_access_iterator_tag>::value), "" ); |
29 | #if TEST_STD_VER > 17 |
30 | ASSERT_SAME_TYPE(It::iterator_concept, std::contiguous_iterator_tag); |
31 | #endif |
32 | return 0; |
33 | } |
34 | |