1 files changed, 3 insertions, 3 deletions
diff --git a/include/llvm/IR/BasicBlock.h b/include/llvm/IR/BasicBlock.h
index 97989cf5c652..c917b1f2cada 100644
--- a/include/llvm/IR/BasicBlock.h
+++ b/include/llvm/IR/BasicBlock.h
@@ -51,8 +51,8 @@ class ValueSymbolTable;
 /// occur because it may be useful in the intermediate stage of constructing or
 /// modifying a program. However, the verifier will ensure that basic blocks
 /// are "well formed".
-class BasicBlock : public Value, // Basic blocks are data objects also
-                   public ilist_node_with_parent<BasicBlock, Function> {
+class BasicBlock final : public Value, // Basic blocks are data objects also
+                         public ilist_node_with_parent<BasicBlock, Function> {
 public:
   using InstListType = SymbolTableList<Instruction>;
 
@@ -77,7 +77,7 @@ private:
 public:
   BasicBlock(const BasicBlock &) = delete;
   BasicBlock &operator=(const BasicBlock &) = delete;
-  ~BasicBlock() override;
+  ~BasicBlock();
 
   /// \brief Get the context in which this basic block lives.
   LLVMContext &getContext() const;