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// UNSUPPORTED: no-exceptions
11
12// template <class OutputIterator, class BidirectionalIterator,
13// class traits, class charT, class ST, class SA>
14// OutputIterator
15// regex_replace(OutputIterator out,
16// BidirectionalIterator first, BidirectionalIterator last,
17// const basic_regex<charT, traits>& e,
18// const basic_string<charT, ST, SA>& fmt,
19// regex_constants::match_flag_type flags =
20// regex_constants::match_default);
21
22#include <regex>
23#include <cassert>
24
25#include "test_macros.h"
26
27int main(int, char**)
28{
29 try {
30 std::regex re("a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?aaaaaaaaaaaaaaaaaaaa");
31 const char s[] = "aaaaaaaaaaaaaaaaaaaa";
32 std::string r = std::regex_replace(s, re, "123-&", std::regex_constants::format_sed);
33 LIBCPP_ASSERT(false);
34 assert(r == "123-aaaaaaaaaaaaaaaaaaaa");
35 } catch (const std::regex_error &e) {
36 assert(e.code() == std::regex_constants::error_complexity);
37 }
38 return 0;
39}
40

source code of libcxx/test/std/re/re.alg/re.alg.replace/exponential.pass.cpp