44 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// class match_results<BidirectionalIterator, Allocator>12 13// template <class BidirectionalIterator, class Allocator>14// void swap(match_results<BidirectionalIterator, Allocator>& m1,15// match_results<BidirectionalIterator, Allocator>& m2);16 17#include <regex>18#include <cassert>19#include "test_macros.h"20 21void22test()23{24 std::match_results<const char*> m1;25 const char s[] = "abcdefghijk";26 assert(std::regex_search(s, m1, std::regex("cd((e)fg)hi")));27 std::match_results<const char*> m2;28 29 std::match_results<const char*> m1_save = m1;30 std::match_results<const char*> m2_save = m2;31 32 swap(m1, m2);33 34 assert(m1 == m2_save);35 assert(m2 == m1_save);36}37 38int main(int, char**)39{40 test();41 42 return 0;43}44