1 files changed, 11 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/algorithm/string/detail/find_format_store.hpp b/3rdParty/Boost/src/boost/algorithm/string/detail/find_format_store.hpp
index 2260fc2e..4872c5a 100644
--- a/3rdParty/Boost/src/boost/algorithm/string/detail/find_format_store.hpp
+++ b/3rdParty/Boost/src/boost/algorithm/string/detail/find_format_store.hpp
@@ -52,7 +52,9 @@ namespace boost {
                 find_format_store& operator=( FindResultT FindResult )
                 {
                     iterator_range<ForwardIteratorT>::operator=(FindResult);
+                    if( !this->empty() ) {
                     m_FormatResult=m_Formatter(FindResult);
+                    }
                     
                     return *this;
                 }
@@ -68,6 +70,15 @@ namespace boost {
                 const formatter_type& m_Formatter;
             };
 
+            template<typename InputT, typename FindResultT>
+            bool check_find_result(InputT&, FindResultT& FindResult)
+            {
+                typedef BOOST_STRING_TYPENAME 
+                    range_const_iterator<InputT>::type input_iterator_type; 
+                iterator_range<input_iterator_type> ResultRange(FindResult);
+                return !ResultRange.empty();
+            }
+
 #if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
 #pragma warning(pop)
 #endif