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 // UNSUPPORTED: c++03
9
10 // <vector>
11
12 // vector<bool>()
13 // noexcept(is_nothrow_default_constructible<allocator_type>::value);
14
15 // This tests a conforming extension
16 // For vector<>, this was added to the standard by N4258,
17 // but vector<bool> was not changed.
18
19
20 #include <vector>
21 #include <cassert>
22
23 #include "test_macros.h"
24 #include "test_allocator.h"
25
26 template <class T>
27 struct some_alloc
28 {
29 typedef T value_type;
30 some_alloc(const some_alloc&);
31 };
32
main(int,char **)33 int main(int, char**)
34 {
35 #if defined(_LIBCPP_VERSION)
36 {
37 typedef std::vector<bool> C;
38 static_assert(std::is_nothrow_default_constructible<C>::value, "");
39 }
40 {
41 typedef std::vector<bool, test_allocator<bool>> C;
42 static_assert(std::is_nothrow_default_constructible<C>::value, "");
43 }
44 {
45 typedef std::vector<bool, other_allocator<bool>> C;
46 static_assert(!std::is_nothrow_default_constructible<C>::value, "");
47 }
48 {
49 typedef std::vector<bool, some_alloc<bool>> C;
50 static_assert(!std::is_nothrow_default_constructible<C>::value, "");
51 }
52 #endif // _LIBCPP_VERSION
53
54 return 0;
55 }
56