From: Wolfgang Bangerth <bangerth@colostate.edu>
Date: Fri, 7 Aug 2020 01:29:28 +0000 (-0600)
Subject: Fix DataPostprocessorTensor: Don't add suffixes to the lone tensor variable.
X-Git-Tag: v9.3.0-rc1~1203^2~1
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f5c785809df2a06fcdff12324f4003fb85125d84;p=dealii.git

Fix DataPostprocessorTensor: Don't add suffixes to the lone tensor variable.
---

diff --git a/source/numerics/data_postprocessor.cc b/source/numerics/data_postprocessor.cc
index 791ef72ec3..565d8d649f 100644
--- a/source/numerics/data_postprocessor.cc
+++ b/source/numerics/data_postprocessor.cc
@@ -148,15 +148,7 @@ template <int dim>
 std::vector<std::string>
 DataPostprocessorTensor<dim>::get_names() const
 {
-  static_assert(dim <= 3,
-                "The following variable needs to be expanded for dim>3");
-  static const char suffixes[] = {'x', 'y', 'z'};
-
-  std::vector<std::string> names;
-  for (unsigned int d = 0; d < dim; ++d)
-    for (unsigned int e = 0; e < dim; ++e)
-      names.push_back(name + '_' + suffixes[d] + suffixes[e]);
-  return names;
+  return std::vector<std::string>(dim * dim, name);
 }