From: Jonathan Robey <class4kayaker@gmail.com>
Date: Thu, 15 Sep 2016 20:30:58 +0000 (-0700)
Subject: Generate empty object when no mapping data needed
X-Git-Tag: v8.5.0-rc1~666^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d9e0fd563a1319abe81d44503caa62ad9d288f69;p=dealii.git

Generate empty object when no mapping data needed
---

diff --git a/source/fe/fe_values.cc b/source/fe/fe_values.cc
index 321916430e..67b3513edd 100644
--- a/source/fe/fe_values.cc
+++ b/source/fe/fe_values.cc
@@ -3681,6 +3681,8 @@ FEValues<dim,spacedim>::initialize (const UpdateFlags update_flags)
   this->fe_data.reset (fe_get_data.return_value());
   if (flags & update_mapping)
     this->mapping_data.reset (mapping_get_data.return_value());
+  else
+    this->mapping_data.reset (new typename Mapping<dim,spacedim>::InternalDataBase());
 }
 
 
@@ -3930,6 +3932,8 @@ FEFaceValues<dim,spacedim>::initialize (const UpdateFlags update_flags)
   this->fe_data.reset (fe_get_data.return_value());
   if (flags & update_mapping)
     this->mapping_data.reset (mapping_get_data.return_value());
+  else
+    this->mapping_data.reset (new typename Mapping<dim,spacedim>::InternalDataBase());
 }
 
 
@@ -4097,6 +4101,8 @@ FESubfaceValues<dim,spacedim>::initialize (const UpdateFlags update_flags)
   this->fe_data.reset (fe_get_data.return_value());
   if (flags & update_mapping)
     this->mapping_data.reset (mapping_get_data.return_value());
+  else
+    this->mapping_data.reset (new typename Mapping<dim,spacedim>::InternalDataBase());
 }