From 6a8e923e5c6fbe301b062818dd9516bed4db79e5 Mon Sep 17 00:00:00 2001
From: Daniel Arndt <arndtd@ornl.gov>
Date: Tue, 14 Mar 2023 18:23:58 -0400
Subject: [PATCH] Use (non-mutable) std::shared_ptr instead

---
 containers/src/Kokkos_UnorderedMap.hpp | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/containers/src/Kokkos_UnorderedMap.hpp b/containers/src/Kokkos_UnorderedMap.hpp
index 3b9503538a..7a89b189e8 100644
--- a/containers/src/Kokkos_UnorderedMap.hpp
+++ b/containers/src/Kokkos_UnorderedMap.hpp
@@ -275,7 +275,7 @@ class UnorderedMap {
       : m_bounded_insert(true),
         m_hasher(hasher),
         m_equal_to(equal_to),
-        m_size("m_size"),
+        m_size(std::make_shared<size_type>()),
         m_available_indexes(calculate_capacity(capacity_hint)),
         m_hash_lists(view_alloc(WithoutInitializing, "UnorderedMap hash list"),
                      Impl::find_hash_size(capacity())),
@@ -315,7 +315,7 @@ class UnorderedMap {
       Kokkos::deep_copy(m_keys, tmp);
     }
     Kokkos::deep_copy(m_scalars, 0);
-    m_size() = 0;
+    *m_size = 0;
   }
 
   KOKKOS_INLINE_FUNCTION constexpr bool is_allocated() const {
@@ -369,10 +369,10 @@ class UnorderedMap {
   size_type size() const {
     if (capacity() == 0u) return 0u;
     if (modified()) {
-      m_size() = m_available_indexes.count();
+      *m_size = m_available_indexes.count();
       reset_flag(modified_idx);
     }
-    return m_size();
+    return *m_size;
   }
 
   /// \brief The current number of failed insert() calls.
@@ -818,7 +818,7 @@ class UnorderedMap {
   bool m_bounded_insert;
   hasher_type m_hasher;
   equal_to_type m_equal_to;
-  mutable Kokkos::View<size_type, Kokkos::HostSpace> m_size;
+  std::shared_ptr<size_type> m_size;
   bitset_type m_available_indexes;
   size_type_view m_hash_lists;
   size_type_view m_next_index;