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Howard Hinnant70505302010-06-17 00:34:59 +00001// -*- C++ -*-
Howard Hinnanteb9e9a32010-09-28 17:19:10 +00002//===----------------------------------------------------------------------===//
Howard Hinnant70505302010-06-17 00:34:59 +00003//
4// The LLVM Compiler Infrastructure
5//
Howard Hinnant412dbeb2010-11-16 22:09:02 +00006// This file is dual licensed under the MIT and the University of Illinois Open
7// Source Licenses. See LICENSE.TXT for details.
Howard Hinnant70505302010-06-17 00:34:59 +00008//
9//===----------------------------------------------------------------------===//
10
11// <regex>
12
13// template <class charT> struct regex_traits;
14
15// static std::size_t length(const char_type* p);
16
17#include <regex>
18#include <cassert>
Marshall Clowfd5ceb22016-04-26 16:24:44 +000019#include "test_macros.h"
Howard Hinnant70505302010-06-17 00:34:59 +000020
21int main()
22{
23 assert(std::regex_traits<char>::length("") == 0);
24 assert(std::regex_traits<char>::length("1") == 1);
25 assert(std::regex_traits<char>::length("12") == 2);
26 assert(std::regex_traits<char>::length("123") == 3);
27
28 assert(std::regex_traits<wchar_t>::length(L"") == 0);
29 assert(std::regex_traits<wchar_t>::length(L"1") == 1);
30 assert(std::regex_traits<wchar_t>::length(L"12") == 2);
31 assert(std::regex_traits<wchar_t>::length(L"123") == 3);
32}