| //===----------------------------------------------------------------------===// |
| // |
| // 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, c++11, c++14, c++17 |
| // UNSUPPORTED: libcpp-no-concepts |
| |
| // reverse_iterator |
| |
| #include <iterator> |
| |
| #include "test_iterators.h" |
| |
| template<class I1> |
| constexpr bool common_reverse_iterator_checks() { |
| static_assert(std::indirectly_writable<I1, int>); |
| static_assert(std::sentinel_for<I1, I1>); |
| static_assert(std::sentinel_for<I1, std::reverse_iterator<float*>>); |
| static_assert(!std::sized_sentinel_for<I1, std::reverse_iterator<float*>>); |
| return true; |
| } |
| |
| using reverse_bidirectional_iterator = std::reverse_iterator<bidirectional_iterator<int*>>; |
| static_assert(common_reverse_iterator_checks<reverse_bidirectional_iterator>()); |
| static_assert(std::bidirectional_iterator<reverse_bidirectional_iterator>); |
| static_assert(!std::random_access_iterator<reverse_bidirectional_iterator>); |
| static_assert(!std::sized_sentinel_for<reverse_bidirectional_iterator, reverse_bidirectional_iterator>); |
| static_assert( std::indirectly_movable<reverse_bidirectional_iterator, reverse_bidirectional_iterator>); |
| static_assert( std::indirectly_movable_storable<reverse_bidirectional_iterator, reverse_bidirectional_iterator>); |
| static_assert( std::indirectly_swappable<reverse_bidirectional_iterator, reverse_bidirectional_iterator>); |
| |
| using reverse_random_access_iterator = std::reverse_iterator<random_access_iterator<int*>>; |
| static_assert(common_reverse_iterator_checks<reverse_random_access_iterator>()); |
| static_assert(std::random_access_iterator<reverse_random_access_iterator>); |
| static_assert(!std::contiguous_iterator<reverse_random_access_iterator>); |
| static_assert(std::sized_sentinel_for<reverse_random_access_iterator, reverse_random_access_iterator>); |
| static_assert( std::indirectly_movable<reverse_random_access_iterator, reverse_random_access_iterator>); |
| static_assert( std::indirectly_movable_storable<reverse_random_access_iterator, reverse_random_access_iterator>); |
| static_assert( std::indirectly_swappable<reverse_random_access_iterator, reverse_random_access_iterator>); |
| |
| using reverse_contiguous_iterator = std::reverse_iterator<contiguous_iterator<int*>>; |
| static_assert(common_reverse_iterator_checks<reverse_contiguous_iterator>()); |
| static_assert(std::random_access_iterator<reverse_contiguous_iterator>); |
| static_assert(!std::contiguous_iterator<reverse_contiguous_iterator>); |
| static_assert(std::sized_sentinel_for<reverse_contiguous_iterator, reverse_contiguous_iterator>); |
| static_assert( std::indirectly_movable<reverse_contiguous_iterator, reverse_contiguous_iterator>); |
| static_assert( std::indirectly_movable_storable<reverse_contiguous_iterator, reverse_contiguous_iterator>); |
| static_assert( std::indirectly_swappable<reverse_contiguous_iterator, reverse_contiguous_iterator>); |