31 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// <regex>10 11// template <class BidirectionalIterator, class Allocator, class charT, class traits>12// bool13// regex_search(BidirectionalIterator first, BidirectionalIterator last,14// match_results<BidirectionalIterator, Allocator>& m,15// const basic_regex<charT, traits>& e,16// regex_constants::match_flag_type flags = regex_constants::match_default);17 18// https://llvm.org/PR1111819 20#include <regex>21#include <cassert>22#include "test_macros.h"23 24int main(int, char**)25{26 assert(!std::regex_search("ab", std::regex("(?=^)b")));27 assert(!std::regex_search("ab", std::regex("a(?=^)b")));28 29 return 0;30}31