From 68d6d1728fd1e3c882bcf0553684fa38a5aa1cdf Mon Sep 17 00:00:00 2001
From: Timo Heister <timo.heister@gmail.com>
Date: Thu, 21 Nov 2013 15:54:28 +0000
Subject: [PATCH] remove one clang compiler warning

git-svn-id: https://svn.dealii.org/trunk@31750 0785d39b-7218-0410-832d-ea1e28bc413d
---
 deal.II/source/fe/mapping_q1.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/deal.II/source/fe/mapping_q1.cc b/deal.II/source/fe/mapping_q1.cc
index 7c708daea1..e8f7ec4dd5 100644
--- a/deal.II/source/fe/mapping_q1.cc
+++ b/deal.II/source/fe/mapping_q1.cc
@@ -1240,6 +1240,9 @@ void MappingQ1<dim,spacedim>::transform_fields(
       Assert (data.update_flags & update_volume_elements,
               typename FEValuesBase<dim>::ExcAccessToUninitializedField());
       Assert (rank==1, ExcMessage("Only for rank 1"));
+      if (rank!=1)
+        return;
+
       for (unsigned int i=0; i<output.size(); ++i)
         {
           output[i] = apply_transformation(data.contravariant[i], input[i]);
-- 
2.39.5