| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <queue> |
| |
| // explicit queue(const container_type& c); |
| |
| #include <queue> |
| #include <cassert> |
| #include <cstddef> |
| |
| #include "test_macros.h" |
| #if TEST_STD_VER >= 11 |
| #include "test_convertible.h" |
| #endif |
| |
| template <class C> |
| C |
| make(int n) |
| { |
| C c; |
| for (int i = 0; i < n; ++i) |
| c.push_back(i); |
| return c; |
| } |
| |
| int main(int, char**) |
| { |
| typedef std::deque<int> Container; |
| typedef std::queue<int> Q; |
| Container d = make<Container>(5); |
| Q q(d); |
| assert(q.size() == 5); |
| for (std::size_t i = 0; i < d.size(); ++i) |
| { |
| assert(q.front() == d[i]); |
| q.pop(); |
| } |
| |
| #if TEST_STD_VER >= 11 |
| static_assert(!test_convertible<Q, const Container&>(), ""); |
| #endif |
| |
| return 0; |
| } |