Fix existential specialization of mutable buffer loads. (#1671)

* Fix existential specialization of mutable buffer loads.

* fix

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 11 insertions, 1 deletions

diff --git a/source/core/slang-dictionary.h b/source/core/slang-dictionary.h
index df5ee520d..4c352d55b 100644
--- a/source/core/slang-dictionary.h
+++ b/source/core/slang-dictionary.h
@@ -1003,7 +1003,17 @@ namespace Slang
     };
 
     template <typename T> class OrderedHashSet : public HashSetBase<T, OrderedDictionary<T, _DummyClass>>
-    {};
+    {
+    public:
+        T& getLast()
+        {
+            return this->dict.Last().Key;
+        }
+        void removeLast()
+        {
+            this->Remove(getLast());
+        }
+    };
 }
 
 #endif