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 // template <class charT, class traits = regex_traits<charT>> class basic_regex; 12 13 // basic_regex(const charT* p, size_t len); 14 15 #include <regex> 16 #include <cassert> 17 18 template <class CharT> 19 void 20 test(const CharT* p, std::size_t len, unsigned mc) 21 { 22 std::basic_regex<CharT> r(p, len); 23 assert(r.flags() == std::regex_constants::ECMAScript); 24 assert(r.mark_count() == mc); 25 } 26 27 int main(int, char**) 28 { 29 test("\\(a\\)", 5, 0); 30 test("\\(a[bc]\\)", 9, 0); 31 test("\\(a\\([bc]\\)\\)", 13, 0); 32 test("(a([bc]))", 9, 2); 33 34 test("(\0)(b)(c)(d)", 12, 4); 35 test("(\0)(b)(c)(d)", 9, 3); 36 test("(\0)(b)(c)(d)", 3, 1); 37 test("(\0)(b)(c)(d)", 0, 0); 38 39 return 0; 40 } 41