blob: 34256de3585cc0ac9b204c27cdceb140fffa3630 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <regex>
// class match_results<BidirectionalIterator, Allocator>
// difference_type position(size_type sub = 0) const;
#include <regex>
#include <cassert>
#include "test_macros.h"
void
test()
{
std::match_results<const char*> m;
const char s[] = "abcdefghijk";
assert(std::regex_search(s, m, std::regex("cd((e)fg)hi")));
assert(m.position() == std::distance(s, m[0].first));
assert(m.position(0) == std::distance(s, m[0].first));
assert(m.position(1) == std::distance(s, m[1].first));
assert(m.position(2) == std::distance(s, m[2].first));
assert(m.position(3) == std::distance(s, m[3].first));
assert(m.position(4) == std::distance(s, m[4].first));
}
int main(int, char**)
{
test();
return 0;
}