From 0a520888da75a0d1862b47fc1145071d1907dc96 Mon Sep 17 00:00:00 2001
From: Daniel Arndt <arndtd@ornl.gov>
Date: Fri, 12 May 2023 13:38:40 -0400
Subject: [PATCH] Fix warnings with gcc-13.1

---
 include/deal.II/matrix_free/fe_evaluation.h | 4 +++-
 source/grid/grid_generator.cc               | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/deal.II/matrix_free/fe_evaluation.h b/include/deal.II/matrix_free/fe_evaluation.h
index 2af88182be..077067d7a6 100644
--- a/include/deal.II/matrix_free/fe_evaluation.h
+++ b/include/deal.II/matrix_free/fe_evaluation.h
@@ -3871,7 +3871,9 @@ FEEvaluationBase<dim, n_components_, Number, is_face, VectorizedArrayType>::
                    VectorizedArrayType::size()>
           vector_ptrs = {};
 
-        for (unsigned int v = 0; v < n_filled_lanes; ++v)
+        const auto upper_bound =
+          std::min<unsigned int>(n_filled_lanes, VectorizedArrayType::size());
+        for (unsigned int v = 0; v < upper_bound; ++v)
           {
             if (mask[v] == false)
               {
diff --git a/source/grid/grid_generator.cc b/source/grid/grid_generator.cc
index 23dad9ea3e..24f41c2907 100644
--- a/source/grid/grid_generator.cc
+++ b/source/grid/grid_generator.cc
@@ -6644,7 +6644,7 @@ namespace GridGenerator
           else if (structdim == 2)
             {
               // rotate the vertex numbers so that the lowest one is first
-              std::array<unsigned int, 4> renumbering;
+              std::array<unsigned int, 4> renumbering{};
               std::copy(std::begin(cell_data.vertices),
                         std::end(cell_data.vertices),
                         renumbering.begin());
-- 
2.39.5