DynamicSparsityPattern: Avoid bug with 64 bit integers

diff --git a/include/deal.II/lac/dynamic_sparsity_pattern.h b/include/deal.II/lac/dynamic_sparsity_pattern.h
index 254dfd0e97a7e231a1a845f2666a9de2319148e5..a0216cf27375e70386c2815a52971a18bc19135c 100644 (file)
--- a/include/deal.II/lac/dynamic_sparsity_pattern.h
+++ b/include/deal.II/lac/dynamic_sparsity_pattern.h
@@ -1177,7 +1177,7 @@ DynamicSparsityPattern::end(const size_type r) const
 {
   AssertIndexRange(r, n_rows());
 
-  unsigned int row = r + 1;
+  const size_type row = r + 1;
   if (row == n_rows())
     return {this};
   else