tokenizer bug? core dump

From: wugui (yg-boost-users_at_[hidden])
Date: 2002-09-13 04:51:15

\\n    ok,
\\r\\n core dump

what happend?
{
    const string test_string = "\"message ; \\r\\n message\" \"quote \\\"\"
'escape \\\\'";
    typedef tokenizer<escaped_list_separator<char> > Tok;
    escaped_list_separator<char> sep("\\"," ;","\"\'");

    Tok tok(test_string, sep);
    for(Tok::iterator beg=tok.begin(); beg!=tok.end();++beg)
        cout << "[" << *beg << "]" << endl;
}

(gdb) bt
#0  0x281047b4 in kill () from /usr/lib/libc.so.4
#1  0x28144b26 in abort () from /usr/lib/libc.so.4
#2  0x28097444 in __terminate () from /usr/lib/libstdc++.so.3
#3  0x28097461 in __terminate () from /usr/lib/libstdc++.so.3
#4  0x280977fb in __sjthrow () from /usr/lib/libstdc++.so.3
#5  0x804c5ea in
boost::iterator_adaptor<boost::detail::token_iterator_base<char const *>,
boost::detail::tokenizer_policy<basic_string<char, string_char_traits<char>,
__default_alloc_template<false, 0> >, boost::escaped_list_separator<char,
string_char_traits<char> > >, basic_string<char, string_char_traits<char>,
__default_alloc_template<false, 0> >, basic_string<char,
string_char_traits<char>, __default_alloc_template<false, 0> > const &,
basic_string<char, string_char_traits<char>, __default_alloc_template<false,
0> > const *, forward_iterator_tag, int>::iterator_adaptor ()
#6  0x804bdd9 in boost::tokenizer<boost::escaped_list_separator<char,
string_char_traits<char> >, char const *, basic_string<char,
string_char_traits<char>, __default_alloc_template<false, 0> > >::begin ()
#7  0x804a64f in main ()
#8  0x804a4b5 in _start ()