diff -r 2025a571895e -r 16615642ac7b lemon/concepts/path.h
--- a/lemon/concepts/path.h	Tue Aug 28 14:00:42 2007 +0000
+++ b/lemon/concepts/path.h	Tue Aug 28 14:13:40 2007 +0000
@@ -144,19 +144,17 @@
           int l = p.length();
           int e = p.empty();
 
-          typename _Path::EdgeIt id, ii(INVALID), i(p);
+          typename _Path::EdgeIt id, i(p);
 
           ++i;
           typename _Graph::Edge ed = i;
 
-          e = (i == ii);
-          e = (i != ii);
-          e = (i < ii);
+          e = (i == INVALID);
+          e = (i != INVALID);
 
           ignore_unused_variable_warning(l);
           ignore_unused_variable_warning(e);
           ignore_unused_variable_warning(id);
-          ignore_unused_variable_warning(ii);
           ignore_unused_variable_warning(ed);
         }
         _Path& p;
@@ -171,19 +169,17 @@
           int l = p.length();
           int e = p.empty();
 
-          typename _Path::RevEdgeIt id, ii(INVALID), i(p);
+          typename _Path::RevEdgeIt id, i(p);
 
           ++i;
           typename _Graph::Edge ed = i;
 
-          e = (i == ii);
-          e = (i != ii);
-          e = (i < ii);
+          e = (i == INVALID);
+          e = (i != INVALID);
 
           ignore_unused_variable_warning(l);
           ignore_unused_variable_warning(e);
           ignore_unused_variable_warning(id);
-          ignore_unused_variable_warning(ii);
           ignore_unused_variable_warning(ed);
         }
         _Path& p;