Merge commit '23f6358ec309' from llvm.org/main into next

Author: git apple-llvm automerger

clang/lib/AST/ByteCode/DynamicAllocator.h

@@ -59,6 +59,8 @@ class DynamicAllocator final {
 
 public:
   DynamicAllocator() = default;
+  DynamicAllocator(DynamicAllocator &) = delete;
+  DynamicAllocator(DynamicAllocator &&) = delete;
   ~DynamicAllocator();
 
   void cleanup();