| 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 | // <regex> |
| 10 | |
| 11 | // class match_results<BidirectionalIterator, Allocator> |
| 12 | |
| 13 | // size_type size() const; |
| 14 | // bool empty() const; |
| 15 | |
| 16 | #include <regex> |
| 17 | #include <cassert> |
| 18 | #include "test_macros.h" |
| 19 | |
| 20 | template <class CharT> |
| 21 | void |
| 22 | test() |
| 23 | { |
| 24 | std::match_results<const CharT*> m; |
| 25 | assert(m.empty()); |
| 26 | assert(m.size() == 0); |
| 27 | const char s[] = "abcdefghijk" ; |
| 28 | assert(std::regex_search(s, m, std::regex("cd((e)fg)hi" ))); |
| 29 | assert(!m.empty()); |
| 30 | assert(m.size() == 3); |
| 31 | } |
| 32 | |
| 33 | int main(int, char**) |
| 34 | { |
| 35 | test<char>(); |
| 36 | |
| 37 | return 0; |
| 38 | } |
| 39 | |