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); 14 15 #include <regex> 16 #include <cassert> 17 #include "test_macros.h" 18 19 template <class CharT> 20 void 21 test(const CharT* p, unsigned mc) 22 { 23 std::basic_regex<CharT> r(p); 24 assert(r.flags() == std::regex_constants::ECMAScript); 25 assert(r.mark_count() == mc); 26 } 27 28 int main() 29 { 30 test("\\(a\\)", 0); 31 test("\\(a[bc]\\)", 0); 32 test("\\(a\\([bc]\\)\\)", 0); 33 test("(a([bc]))", 2); 34 } 35