*** empty log message ***

diff --git a/MText.cs b/MText.cs
index cff99d4..5d9fbf8 100644 (file)
--- a/MText.cs
+++ b/MText.cs
@@ -208,13 +208,13 @@ namespace M17N.Core
       return (new MText (this.sb));
     }
 
-    public MText ins (int pos, MText mt)
+    public MText ins (int pos, ref MText mt)
     {
       insert (pos, mt, 0, mt.nchars);
       return this;
     }
 
-    public MText ins (int pos, MText mt, int from, int to)
+    public MText ins (int pos, ref MText mt, int from, int to)
     {
       insert (pos, mt, from, to);
       return this;
@@ -226,8 +226,6 @@ namespace M17N.Core
       nchars -= to - from;
       return this;
     }
-
-
   }
 
   public class MTextProperty