# HG changeset patch
# User deba
# Date 1188549649 0
# Node ID d6f12a9b5cbf6547ae922571c967912a67a2bea8
# Parent  16615642ac7b5c0757d6b509db05b30c39701320
Invalid assignments ambiguity handling

diff -r 16615642ac7b -r d6f12a9b5cbf lemon/bits/base_extender.h
--- a/lemon/bits/base_extender.h	Tue Aug 28 14:13:40 2007 +0000
+++ b/lemon/bits/base_extender.h	Fri Aug 31 08:40:49 2007 +0000
@@ -309,6 +309,10 @@
         return *this;
       }
       ANode(Invalid) : Node(INVALID) {}
+      ANode& operator=(Invalid) {
+        Node::operator=(INVALID);
+        return *this;
+      }
     };
 
     void first(ANode& node) const {
@@ -337,6 +341,10 @@
         return *this;
       }
       BNode(Invalid) : Node(INVALID) {}
+      BNode& operator=(Invalid) {
+        Node::operator=(INVALID);
+        return *this;
+      }
     };
 
     void first(BNode& node) const {