From d30092468585ef26a6dedc0d96e5bb2114e4d196 Mon Sep 17 00:00:00 2001
From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Thu, 10 Jun 2021 14:20:41 +0200
Subject: [PATCH] Second try

---
 include/deal.II/particles/particle_accessor.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/deal.II/particles/particle_accessor.h b/include/deal.II/particles/particle_accessor.h
index c2f24c8ae9..073f3a69c0 100644
--- a/include/deal.II/particles/particle_accessor.h
+++ b/include/deal.II/particles/particle_accessor.h
@@ -409,7 +409,7 @@ namespace Particles
 
   template <int dim, int spacedim>
   inline ParticleAccessor<dim, spacedim>::ParticleAccessor()
-    : particles_on_cell({})
+    : particles_on_cell(typename particle_container::iterator())
     , property_pool(nullptr)
     , cell()
     , particle_index_within_cell(numbers::invalid_unsigned_int)
@@ -432,7 +432,7 @@ namespace Particles
         const_cast<particle_container *>(&particles)->begin() +
         cell->active_cell_index();
     else
-      particles_on_cell = {};
+      particles_on_cell = typename particle_container::iterator();
   }
 
 
-- 
2.39.5