From: bangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Wed, 16 Jan 2013 03:36:12 +0000 (+0000)
Subject: Relax assertion.
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b02ce8ee1ae639d922409ea0ebab816f924fa00f;p=dealii-svn.git

Relax assertion.


git-svn-id: https://svn.dealii.org/trunk@28073 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/include/deal.II/base/utilities.h b/deal.II/include/deal.II/base/utilities.h
index e9a2933fc4..c2bf55e65a 100644
--- a/deal.II/include/deal.II/base/utilities.h
+++ b/deal.II/include/deal.II/base/utilities.h
@@ -721,7 +721,10 @@ namespace Utilities
                const T    &val,
                const Comp  comp)
   {
-    Assert (last >= first,
+    // verify that the two iterators are properly ordered. since
+    // we need operator- for the iterator type anyway, do the
+    // test as follows, rather than via 'last >= first'
+    Assert (last - first >= 0,
 	    ExcMessage ("The given iterators do not satisfy the proper ordering."));
 
     unsigned int len = last-first;