Fixes #6083

Merge from trunk [SVN r75411]
2011-11-08 18:12:23 +00:00
parent 3a62368d0e
commit 1eda87448e
3 changed files with 60 additions and 1 deletions
@@ -1147,7 +1147,7 @@ namespace boost
                bool const result = !(stream << input).fail();
                start = stringbuffer.pbase();
                finish = stringbuffer.pptr();
-                return result;
+                return result && (start != finish);
            }

            template <class T>