cxx/test/re/re.submatch/re.submatch.members/length.pass.cpp
Howard Hinnant cd85b9ee13 [re.submatch]
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@107187 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-29 18:37:43 +00:00

44 lines
1.1 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class BidirectionalIterator> class sub_match;
// difference_type length() const;
#include <regex>
#include <cassert>
int main()
{
{
typedef char CharT;
typedef std::sub_match<const CharT*> SM;
SM sm = SM();
assert(sm.length() == 0);
const CharT s[] = {'1', '2', '3', 0};
sm.first = s;
sm.second = s + 3;
sm.matched = true;
assert(sm.length() == 3);
}
{
typedef wchar_t CharT;
typedef std::sub_match<const CharT*> SM;
SM sm = SM();
assert(sm.length() == 0);
const CharT s[] = {'1', '2', '3', 0};
sm.first = s;
sm.second = s + 3;
sm.matched = true;
assert(sm.length() == 3);
}
}