typos

[lyx.git] / boost / boost / format / feed_args.hpp

diff --git a/boost/boost/format/feed_args.hpp b/boost/boost/format/feed_args.hpp
index 0a1a0fe96f93e3a2eb7d85656eef25defa354170..6e3d6747b9bf81718ab338e3ec62faa60d1c4bb0 100644 (file)
--- a/boost/boost/format/feed_args.hpp
+++ b/boost/boost/format/feed_args.hpp
@@ -45,7 +45,8 @@ namespace detail {
             res.reserve(size + !!prefix_space);
             if(prefix_space) 
               res.append(1, prefix_space);
-            res.append(beg, size);
+            if (size)
+              res.append(beg, size);
         }
         else { 
             std::streamsize n=static_cast<std::streamsize>(w-size-!!prefix_space);
@@ -62,7 +63,8 @@ namespace detail {
             if(n_before) res.append(n_before, fill_char);
             if(prefix_space) 
               res.append(1, prefix_space);
-            res.append(beg, size);
+            if (size)  
+              res.append(beg, size);
             if(n_after) res.append(n_after, fill_char);
         }
     } // -mk_str(..)