Ensure that all values we work with are finite.

git-svn-id: https://svn.dealii.org/trunk@22626 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/source/numerics/error_estimator.cc b/deal.II/source/numerics/error_estimator.cc
index bb75944abccaa326acc7f1edafdeb85d12bf0633..e2efdb979559fac1a91a7966a4202b806e2669df 100644 (file)
--- a/deal.II/source/numerics/error_estimator.cc
+++ b/deal.II/source/numerics/error_estimator.cc
@@ -385,7 +385,10 @@ namespace internal
                  ExcInternalError());
 
          for (unsigned int i=0; i<p->second.size(); ++i)
-           Assert (p->second[i] >= 0, ExcInternalError());
+           {
+             Assert (numbers::is_finite(p->second[i]), ExcInternalError());
+             Assert (p->second[i] >= 0, ExcInternalError());
+           }
 
          face_integrals[p->first] = p->second;
        }