cxx/test/re/re.results/re.results.swap/non_member_swap.pass.cpp
Howard Hinnant b64f8b07c1 license change
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-16 22:09:02 +00:00

42 lines
1.0 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// class match_results<BidirectionalIterator, Allocator>
// template <class BidirectionalIterator, class Allocator>
// void swap(match_results<BidirectionalIterator, Allocator>& m1,
// match_results<BidirectionalIterator, Allocator>& m2);
#include <regex>
#include <cassert>
void
test()
{
std::match_results<const char*> m1;
const char s[] = "abcdefghijk";
assert(std::regex_search(s, m1, std::regex("cd((e)fg)hi")));
std::match_results<const char*> m2;
std::match_results<const char*> m1_save = m1;
std::match_results<const char*> m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
int main()
{
test();
}