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Fix buffer over-run error when parsing invalid regex.

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See: https://svn.boost.org/trac/boost/ticket/12222.
This commit is contained in:
jzmaddock
2016-06-09 19:00:29 +01:00
parent e3228b61eb
commit 7719dedbaf
2 changed files with 6 additions and 1 deletions
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6
include/boost/regex/v4/basic_regex_parser.hpp
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@ -543,7 +543,11 @@ bool basic_regex_parser<charT, traits>::parse_open_paren()
template <class charT, class traits>
bool basic_regex_parser<charT, traits>::parse_basic_escape()
{
++m_position;
if(++m_position == m_end)
{
fail(regex_constants::error_paren, m_position - m_base);
return false;
}
bool result = true;
switch(this->m_traits.escape_syntax_type(*m_position))
{