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 // <iterator>
10 
11 // reverse_iterator
12 
13 // reverse_iterator(); // constexpr since C++17
14 
15 #include <iterator>
16 
17 #include "test_macros.h"
18 #include "test_iterators.h"
19 
20 template <class It>
test()21 TEST_CONSTEXPR_CXX17 void test() {
22     std::reverse_iterator<It> r;
23     (void)r;
24 }
25 
tests()26 TEST_CONSTEXPR_CXX17 bool tests() {
27     test<bidirectional_iterator<const char*> >();
28     test<random_access_iterator<char*> >();
29     test<char*>();
30     test<const char*>();
31     return true;
32 }
33 
main(int,char **)34 int main(int, char**) {
35     tests();
36 #if TEST_STD_VER > 14
37     static_assert(tests(), "");
38 #endif
39     return 0;
40 }
41