Index: boost/iostreams/code_converter.hpp
===================================================================
--- boost/iostreams/code_converter.hpp	(revision 68627)
+++ boost/iostreams/code_converter.hpp	(working copy)
@@ -191,7 +191,6 @@
         if (which == BOOST_IOS::out && (flags_ & f_output_closed) == 0) {
             flags_ |= f_output_closed;
             detail::execute_all(
-                detail::flush_buffer(buf_.second(), dev(), can_write::value),
                 detail::call_close(dev(), BOOST_IOS::out),
                 detail::call_reset(dev_),
                 detail::call_reset(buf_.first()),
@@ -200,6 +199,14 @@
         }
     }
 
+    bool flush()
+    {
+        detail::execute_all(
+            detail::flush_buffer(buf_.second(), dev(), can_write::value)
+        );
+        return true;
+    }
+
     bool is_open() const { return (flags_ & f_open) != 0;}
 
     device_type& dev() { return **dev_; }
@@ -254,7 +261,7 @@
 public:
     typedef intern_type                                             char_type;    
     struct category 
-        : impl_type::mode, device_tag, closable_tag, localizable_tag
+        : impl_type::mode, device_tag, closable_tag, localizable_tag, flushable_tag
         { };
     BOOST_STATIC_ASSERT((
         is_same<
@@ -286,6 +293,7 @@
 
     std::streamsize read(char_type*, std::streamsize);
     std::streamsize write(const char_type*, std::streamsize);
+    bool flush() { return impl().flush(); }
     void imbue(const std::locale& loc) { impl().cvt_.imbue(loc); }
 
         // Direct device access.