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//===----------------------------------------------------------------------===//
//
// 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>
// template <class BidirectionalIterator> class sub_match;
// int compare(const sub_match& s) const;
#include <regex>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
{
typedef char CharT;
typedef std::sub_match<const CharT*> SM;
SM sm = SM();
SM sm2 = SM();
assert(sm.compare(sm2) == 0);
const CharT s[] = {'1', '2', '3', 0};
sm.first = s;
sm.second = s + 3;
sm.matched = true;
assert(sm.compare(sm2) > 0);
sm2.first = s;
sm2.second = s + 3;
sm2.matched = true;
assert(sm.compare(sm2) == 0);
}
{
typedef wchar_t CharT;
typedef std::sub_match<const CharT*> SM;
SM sm = SM();
SM sm2 = SM();
assert(sm.compare(sm2) == 0);
const CharT s[] = {'1', '2', '3', 0};
sm.first = s;
sm.second = s + 3;
sm.matched = true;
assert(sm.compare(sm2) > 0);
sm2.first = s;
sm2.second = s + 3;
sm2.matched = true;
assert(sm.compare(sm2) == 0);
}
return 0;
}
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