File: get_allocator.pass.cpp

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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>

// class match_results<BidirectionalIterator, Allocator>

// allocator_type get_allocator() const;

#include <regex>
#include <cassert>

#include "test_macros.h"
#include "test_allocator.h"

template <class CharT, class Allocator>
void
test(const Allocator& a)
{
    std::match_results<const CharT*, Allocator> m(a);
    assert(m.size() == 0);
    assert(!m.ready());
    assert(m.get_allocator() == a);
}

int main(int, char**)
{
    test<char>(test_allocator<std::sub_match<const char*> >(3));
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
    test<wchar_t>(test_allocator<std::sub_match<const wchar_t*> >(3));
#endif

  return 0;
}