diff --git a/clang/include/clang/AST/ExprCXX.h b/clang/include/clang/AST/ExprCXX.h
index 6f87b7d1f030..33c014e068ea 100644
--- a/clang/include/clang/AST/ExprCXX.h
+++ b/clang/include/clang/AST/ExprCXX.h
@@ -2455,8 +2455,6 @@ class ArrayTypeTraitExpr : public Expr {
   /// The type being queried.
   TypeSourceInfo *QueriedType = nullptr;
 
-  virtual void anchor();
-
 public:
   friend class ASTStmtReader;
 
@@ -2474,8 +2472,6 @@ public:
   explicit ArrayTypeTraitExpr(EmptyShell Empty)
       : Expr(ArrayTypeTraitExprClass, Empty), ATT(0) {}
 
-  virtual ~ArrayTypeTraitExpr() = default;
-
   SourceLocation getBeginLoc() const LLVM_READONLY { return Loc; }
   SourceLocation getEndLoc() const LLVM_READONLY { return RParen; }
 
diff --git a/clang/lib/AST/ExprCXX.cpp b/clang/lib/AST/ExprCXX.cpp
index a58b0f7fa2b3..5ed4ea2ab769 100644
--- a/clang/lib/AST/ExprCXX.cpp
+++ b/clang/lib/AST/ExprCXX.cpp
@@ -1443,5 +1443,3 @@ TypeTraitExpr *TypeTraitExpr::CreateDeserialized(const ASTContext &C,
   void *Mem = C.Allocate(totalSizeToAlloc<TypeSourceInfo *>(NumArgs));
   return new (Mem) TypeTraitExpr(EmptyShell());
 }
-
-void ArrayTypeTraitExpr::anchor() {}