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Tentative fix for case where a transformation of a NULL string is requested.

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jzmaddock
2014-01-22 13:46:38 +00:00
parent f1aa75af2c
commit 330a033177
1 changed files with 9 additions and 0 deletions
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9
include/boost/regex/v4/cpp_regex_traits.hpp
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@ -508,6 +508,10 @@ typename cpp_regex_traits_implementation<charT>::string_type
// we adhere to gcc's (buggy) preconditions... // we adhere to gcc's (buggy) preconditions...
// //
BOOST_ASSERT(*p2 == 0); BOOST_ASSERT(*p2 == 0);
if(p1 == p2)
{
return string_type(p1, p2);
}
string_type result; string_type result;
// //
@ -584,6 +588,11 @@ typename cpp_regex_traits_implementation<charT>::string_type
// std::bad_alloc for certain arguments... // std::bad_alloc for certain arguments...
// //
string_type result, result2; string_type result, result2;
if(p1 == p2)
{
result.assign(p1, p2);
return result;
}
#ifndef BOOST_NO_EXCEPTIONS #ifndef BOOST_NO_EXCEPTIONS
try{ try{
#endif #endif