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 | // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20 |
10 | |
11 | // <queue> |
12 | |
13 | // template <class InputIterator> |
14 | // stack(InputIterator, InputIterator); |
15 | |
16 | #include <cassert> |
17 | #include <stack> |
18 | |
19 | #include "test_allocator.h" |
20 | |
21 | static_assert(!std::is_constructible_v<std::stack<int>, int, int, std::allocator<int>>); |
22 | static_assert(!std::is_constructible_v<std::stack<int>, int*, int*, int>); |
23 | static_assert( std::is_constructible_v<std::stack<int, std::deque<int, test_allocator<int>>>, int*, int*, test_allocator<int>>); |
24 | static_assert(!std::is_constructible_v<std::stack<int, std::deque<int, test_allocator<int>>>, int*, int*, std::allocator<int>>); |
25 | |
26 | template <class T> |
27 | struct alloc : test_allocator<T> { |
28 | template <class U> |
29 | struct rebind { |
30 | using other = alloc<U>; |
31 | }; |
32 | alloc(test_allocator_statistics* a); |
33 | }; |
34 | static_assert( |
35 | std::is_constructible_v<std::stack<int, std::deque<int, alloc<int>>>, int*, int*, test_allocator_statistics*>); |
36 | |
37 | int main(int, char**) { |
38 | const int a[] = {4, 3, 2, 1}; |
39 | std::stack<int> stack(a, a + 4); |
40 | assert(stack.top() == 1); |
41 | stack.pop(); |
42 | assert(stack.top() == 2); |
43 | stack.pop(); |
44 | assert(stack.top() == 3); |
45 | stack.pop(); |
46 | assert(stack.top() == 4); |
47 | stack.pop(); |
48 | assert(stack.empty()); |
49 | |
50 | return 0; |
51 | } |
52 | |