1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// <stack>
// explicit stack(Container&& = Container()); // before C++20
// stack() : stack(Container()) {} // C++20
// explicit stack(Container&&); // before C++20
#include <stack>
#include <vector>
#include <cassert>
#include "test_macros.h"
#include "test_allocator.h"
#if TEST_STD_VER >= 11
#include "test_convertible.h"
#endif
int main(int, char**)
{
typedef std::vector<int, limited_allocator<int, 10> > Container;
typedef std::stack<int, Container> Q;
Q q;
assert(q.size() == 0);
q.push(1);
q.push(2);
assert(q.size() == 2);
assert(q.top() == 2);
#if TEST_STD_VER >= 11
// It should be explicit, so not convertible before C++20.
static_assert(test_convertible<Q>(), "");
#endif
return 0;
}
|
