message: Fix: move height and width initialization outside MFEM_DEBUG.
diff: @@ -685,6 +685,8 @@ H1FaceRestriction::H1FaceRestriction(const FiniteElementSpace &fes,
  gather_indices(nf*face_dofs),
  face_map(face_dofs)
  {
  + height = vdim*nf*face_dofs;
  + width = fes.GetVSize();
  if (!build) { return; }
  if (nf==0) { return; }
  @@ -774,8 +776,6 @@ void H1FaceRestriction::CheckFESpace(const ElementDofOrdering e_ordering)
  "H1FaceRestriction.");
  // Assuming all finite elements are using Gauss-Lobatto.
  - height = vdim*nf*face_dofs;
  - width = fes.GetVSize();
  const bool dof_reorder = (e_ordering == ElementDofOrdering::LEXICOGRAPHIC);
  if (dof_reorder && nf > 0)
  {
  @@ -1081,6 +1081,8 @@ L2FaceRestriction::L2FaceRestriction(const FiniteElementSpace &fes,
  gather_indices((m==L2FaceValues::DoubleValued? 2 : 1)*nf*face_dofs),
  face_map(face_dofs)
  {
  + height = (m==L2FaceValues::DoubleValued? 2 : 1)*vdim*nf*face_dofs;
  + width = fes.GetVSize();
  if (!build) { return; }
  CheckFESpace(e_ordering);
  @@ -1369,8 +1371,6 @@ void L2FaceRestriction::CheckFESpace(const ElementDofOrdering e_ordering)
  "Only Gauss-Lobatto and Bernstein basis are supported in "
  "L2FaceRestriction.");
  if (nf==0) { return; }
  - height = (m==L2FaceValues::DoubleValued? 2 : 1)*vdim*nf*face_dofs;
  - width = fes.GetVSize();
  const bool dof_reorder = (e_ordering == ElementDofOrdering::LEXICOGRAPHIC);
  if (!dof_reorder)
  {
  