cxx/test/re/re.results/re.results.swap/member_swap.pass.cpp
Howard Hinnant 27405f91a8 Everything under [re.results]
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@111074 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-14 18:14:02 +00:00

40 lines
884 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// class match_results<BidirectionalIterator, Allocator>
// void swap(match_results& that);
#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;
m1.swap(m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
int main()
{
test();
}