From: Peter Munch <peterrmuench@gmail.com>
Date: Wed, 31 Mar 2021 10:52:02 +0000 (+0200)
Subject: Delete default constructor FESystem
X-Git-Tag: v9.3.0-rc1~257^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F11992%2Fhead;p=dealii.git

Delete default constructor FESystem
---

diff --git a/include/deal.II/fe/fe_system.h b/include/deal.II/fe/fe_system.h
index 082db59965..259098e443 100644
--- a/include/deal.II/fe/fe_system.h
+++ b/include/deal.II/fe/fe_system.h
@@ -210,12 +210,17 @@ class FE_Enriched;
  *
  * @ingroup febase fe vector_valued
  *
- * Hartmann 2001.
  */
 template <int dim, int spacedim = dim>
 class FESystem : public FiniteElement<dim, spacedim>
 {
 public:
+  /**
+   * Delete default constructor so that `FESystem(FEPairs &&... fe_pairs)` is
+   * not accidentally picked if no FiniteElement is provided.
+   */
+  FESystem() = delete;
+
   /**
    * Constructor. Take a finite element and the number of elements you want to
    * group together using this class.