| //===----------------------------------------------------------------------===// |
| // |
| // 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, c++20 |
| // UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME |
| |
| // template<container-compatible-range<T> R> |
| // constexpr void prepend_range(R&& rg); // C++23 |
| |
| #include <deque> |
| |
| #include "../../insert_range_sequence_containers.h" |
| #include "test_macros.h" |
| |
| // Tested cases: |
| // - different kinds of insertions (prepending an {empty/one-element/mid-sized/long range} into an |
| // {empty/one-element/full} container); |
| // - prepending move-only elements; |
| // - an exception is thrown when copying the elements or when allocating new elements. |
| int main(int, char**) { |
| static_assert(test_constraints_prepend_range<std::deque, int, double>()); |
| |
| for_all_iterators_and_allocators<int, const int*>([]<class Iter, class Sent, class Alloc>() { |
| test_sequence_prepend_range<std::deque<int, Alloc>, Iter, Sent>([]([[maybe_unused]] auto&& c) { |
| LIBCPP_ASSERT(c.__invariants()); |
| }); |
| }); |
| test_sequence_prepend_range_move_only<std::deque>(); |
| |
| test_prepend_range_exception_safety_throwing_copy<std::deque>(); |
| test_prepend_range_exception_safety_throwing_allocator<std::deque, int>(); |
| |
| return 0; |
| } |