From: Wolfgang Bangerth <bangerth@colostate.edu>
Date: Wed, 13 May 2020 21:32:27 +0000 (-0600)
Subject: Simplify creation of a std::set.
X-Git-Tag: v9.2.0-rc2~7^2~8
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9843805eeb8d46cb1d43e1f74189febc57f8b87b;p=dealii.git

Simplify creation of a std::set.
---

diff --git a/examples/step-50/step-50.cc b/examples/step-50/step-50.cc
index 86d3542780..b1f5b3c63a 100644
--- a/examples/step-50/step-50.cc
+++ b/examples/step-50/step-50.cc
@@ -562,9 +562,9 @@ void LaplaceProblem<dim, degree>::setup_multigrid()
 
   mg_constrained_dofs.clear();
   mg_constrained_dofs.initialize(dof_handler);
-  std::set<types::boundary_id> bset;
-  bset.insert(0);
-  mg_constrained_dofs.make_zero_boundary_constraints(dof_handler, bset);
+
+  const std::set<types::boundary_id> boundary_ids = {types::boundary_id(0)};
+  mg_constrained_dofs.make_zero_boundary_constraints(dof_handler, boundary_ids);
 
   const unsigned int n_levels = triangulation.n_global_levels();
   if (settings.solver == Settings::gmg_mf)