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 // vector<bool>
10 
11 // vector();
12 // vector(const Alloc&);
13 
14 // This tests a conforming extension
15 // For vector<>, this was added to the standard by N4258,
16 //   but vector<bool> was not changed.
17 
18 
19 #include <vector>
20 #include <cassert>
21 
22 #include "test_macros.h"
23 #include "test_allocator.h"
24 #include "min_allocator.h"
25 
26 template <class C>
27 void
28 test0()
29 {
30 #if TEST_STD_VER > 14
31     LIBCPP_STATIC_ASSERT((noexcept(C{})), "" );
32 #elif TEST_STD_VER >= 11
33     LIBCPP_STATIC_ASSERT((noexcept(C()) == noexcept(typename C::allocator_type())), "" );
34 #endif
35     C c;
36     LIBCPP_ASSERT(c.__invariants());
37     assert(c.empty());
38     assert(c.get_allocator() == typename C::allocator_type());
39 #if TEST_STD_VER >= 11
40     C c1 = {};
41     LIBCPP_ASSERT(c1.__invariants());
42     assert(c1.empty());
43     assert(c1.get_allocator() == typename C::allocator_type());
44 #endif
45 }
46 
47 template <class C>
48 void
49 test1(const typename C::allocator_type& a)
50 {
51 #if TEST_STD_VER > 14
52     LIBCPP_STATIC_ASSERT((noexcept(C{typename C::allocator_type{}})), "" );
53 #elif TEST_STD_VER >= 11
54     LIBCPP_STATIC_ASSERT((noexcept(C(typename C::allocator_type())) == std::is_nothrow_copy_constructible<typename C::allocator_type>::value), "" );
55 #endif
56     C c(a);
57     LIBCPP_ASSERT(c.__invariants());
58     assert(c.empty());
59     assert(c.get_allocator() == a);
60 }
61 
62 int main(int, char**)
63 {
64     {
65     test0<std::vector<bool> >();
66     test1<std::vector<bool, test_allocator<bool> > >(test_allocator<bool>(3));
67     }
68 #if TEST_STD_VER >= 11
69     {
70     test0<std::vector<bool, min_allocator<bool>> >();
71     test1<std::vector<bool, min_allocator<bool> > >(min_allocator<bool>());
72     }
73     {
74     test0<std::vector<bool, explicit_allocator<bool>> >();
75     test1<std::vector<bool, explicit_allocator<bool> > >(explicit_allocator<bool>());
76     }
77 #endif
78 
79   return 0;
80 }
81