[Lemon-commits] [lemon_svn] alpar: r546 - hugo/trunk/src/include

[Lemon SVN]

Author: alpar
Date: Mon Apr 26 13:11:55 2004
New Revision: 546

Modified:
   hugo/trunk/src/include/invalid.h

Log:
To be on the safe side...


Modified: hugo/trunk/src/include/invalid.h
==============================================================================
--- hugo/trunk/src/include/invalid.h	(original)
+++ hugo/trunk/src/include/invalid.h	Mon Apr 26 13:11:55 2004
@@ -12,7 +12,12 @@
   
   /// See \ref INVALID, how to use it.
   
-  struct Invalid {};
+  struct Invalid {
+  public:
+    bool operator==(Invalid) { return true;  }
+    bool operator!=(Invalid) { return false; }
+    bool operator< (Invalid) { return false; }
+  };
   
   /// Invalid iterators.