xref: /llvm-project/libcxx/test/std/containers/sequences/deque/deque.capacity/empty.pass.cpp (revision 10ec9276d40024c23a481e6671dad1521151dd85)
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 // <deque>
10 
11 // class deque
12 
13 // bool empty() const noexcept;
14 
15 #include "asan_testing.h"
16 #include <deque>
17 #include <cassert>
18 
19 #include "test_macros.h"
20 #include "min_allocator.h"
21 
main(int,char **)22 int main(int, char**)
23 {
24     {
25     typedef std::deque<int> C;
26     C c;
27     ASSERT_NOEXCEPT(c.empty());
28     assert(c.empty());
29     c.push_back(C::value_type(1));
30     assert(!c.empty());
31     LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c));
32     c.clear();
33     assert(c.empty());
34     LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c));
35     }
36 #if TEST_STD_VER >= 11
37     {
38     typedef std::deque<int, min_allocator<int>> C;
39     C c;
40     ASSERT_NOEXCEPT(c.empty());
41     assert(c.empty());
42     c.push_back(C::value_type(1));
43     assert(!c.empty());
44     LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c));
45     c.clear();
46     assert(c.empty());
47     LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c));
48     }
49 #endif
50 
51   return 0;
52 }
53