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 // <regex>
10 
11 // class match_results<BidirectionalIterator, Allocator>
12 
13 // match_results(match_results&& m) noexcept;
14 //
15 //  Additionally, the stored Allocator value is move constructed from m.get_allocator().
16 
17 #include <regex>
18 #include <cassert>
19 #include "test_macros.h"
20 #include "test_allocator.h"
21 
22 template <class CharT, class Allocator>
23 void
test(const Allocator & a)24 test(const Allocator& a)
25 {
26     typedef std::match_results<const CharT*, Allocator> SM;
27     ASSERT_NOEXCEPT(SM(std::declval<SM&&>()));
28 
29     SM m0(a);
30     assert(m0.get_allocator() == a);
31 
32     SM m1(std::move(m0));
33     assert(m1.size() == 0);
34     assert(!m1.ready());
35     assert(m1.get_allocator() == a);
36 }
37 
main(int,char **)38 int main(int, char**)
39 {
40     test<char>   (std::allocator<std::sub_match<const char *> >());
41     test<wchar_t>(std::allocator<std::sub_match<const wchar_t *> >());
42 
43     test<char>   (test_allocator<std::sub_match<const char*> >(3));
44     assert(test_alloc_base::moved == 1);
45     test<wchar_t>(test_allocator<std::sub_match<const wchar_t*> >(3));
46     assert(test_alloc_base::moved == 2);
47 
48   return 0;
49 }
50