src/cxx_supportlib/vendor-modified/boost/numeric/conversion/detail/converter.hpp in passenger-5.3.3 vs src/cxx_supportlib/vendor-modified/boost/numeric/conversion/detail/converter.hpp in passenger-5.3.4

@@ -448,17 +448,14 @@
 
   //
   // Trivial Converter : used when (cv-unqualified) T == (cv-unqualified)  S
   //
   template<class Traits>
-  struct trivial_converter_impl : public std::unary_function<  BOOST_DEDUCED_TYPENAME Traits::argument_type
-                                                              ,BOOST_DEDUCED_TYPENAME Traits::result_type
-                                                            >
-                                 ,public dummy_range_checker<Traits>
+  struct trivial_converter_impl : public dummy_range_checker<Traits>
   {
     typedef Traits traits ;
-
+    
     typedef typename Traits::source_type   source_type   ;
     typedef typename Traits::argument_type argument_type ;
     typedef typename Traits::result_type   result_type   ;
 
     static result_type low_level_convert ( argument_type s ) { return s ; }
@@ -469,14 +466,11 @@
 
   //
   // Rounding Converter : used for float to integral conversions.
   //
   template<class Traits,class RangeChecker,class RawConverter,class Float2IntRounder>
-  struct rounding_converter : public std::unary_function<  BOOST_DEDUCED_TYPENAME Traits::argument_type
-                                                          ,BOOST_DEDUCED_TYPENAME Traits::result_type
-                                                        >
-                             ,public RangeChecker
+  struct rounding_converter : public RangeChecker
                              ,public Float2IntRounder
                              ,public RawConverter
   {
     typedef RangeChecker     RangeCheckerBase ;
     typedef Float2IntRounder Float2IntRounderBase ;
@@ -499,13 +493,10 @@
 
   //
   // Non-Rounding Converter : used for all other conversions.
   //
   template<class Traits,class RangeChecker,class RawConverter>
-  struct non_rounding_converter : public std::unary_function< BOOST_DEDUCED_TYPENAME Traits::argument_type
-                                                             ,BOOST_DEDUCED_TYPENAME Traits::result_type
-                                                           >
-                                 ,public RangeChecker
+  struct non_rounding_converter : public RangeChecker
                                  ,public RawConverter
   {
     typedef RangeChecker RangeCheckerBase ;
     typedef RawConverter RawConverterBase ;