| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <regex> |
| |
| // template <class charT, class traits = regex_traits<charT>> class basic_regex; |
| |
| // basic_regex& assign(const basic_regex& that); |
| |
| #include <regex> |
| #include <cassert> |
| #include "test_macros.h" |
| |
| int main(int, char**) |
| { |
| std::regex r1("(a([bc]))"); |
| std::regex r2; |
| r2.assign(r1); |
| assert(r2.flags() == std::regex::ECMAScript); |
| assert(r2.mark_count() == 2); |
| assert(std::regex_search("ab", r2)); |
| |
| #ifndef TEST_HAS_NO_EXCEPTIONS |
| bool caught = false; |
| try { r2.assign("(def", std::regex::extended); } |
| catch(std::regex_error &) { caught = true; } |
| assert(caught); |
| assert(r2.flags() == std::regex::ECMAScript); |
| assert(r2.mark_count() == 2); |
| assert(std::regex_search("ab", r2)); |
| #endif |
| |
| return 0; |
| } |