From: Luca Heltai <luca.heltai@sissa.it>
Date: Mon, 25 Jul 2022 13:24:37 +0000 (+0300)
Subject: Fixed clang-tidy.
X-Git-Tag: v9.5.0-rc1~1058^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F14150%2Fhead;p=dealii.git

Fixed clang-tidy.
---

diff --git a/source/grid/tria.cc b/source/grid/tria.cc
index 2f8fa9c9f6..eaa30ee9eb 100644
--- a/source/grid/tria.cc
+++ b/source/grid/tria.cc
@@ -13987,8 +13987,8 @@ Triangulation<dim, spacedim>::has_hanging_nodes() const
     }
   else
     {
-      for (const auto cell : active_cell_iterators())
-        for (const auto i : cell->face_indices())
+      for (const auto &cell : active_cell_iterators())
+        for (const auto &i : cell->face_indices())
           if (cell->face(i)->has_children())
             return true;
     }