diff --git a/utils/TableGen/CodeGenRegisters.cpp b/utils/TableGen/CodeGenRegisters.cpp
index 678222f315e..e839423f604 100644
--- a/utils/TableGen/CodeGenRegisters.cpp
+++ b/utils/TableGen/CodeGenRegisters.cpp
@@ -1012,6 +1012,12 @@ CodeGenRegBank::CodeGenRegBank(RecordKeeper &Records) {
   CodeGenRegisterClass::computeSubClasses(*this);
 }
 
+CodeGenRegBank::~CodeGenRegBank() {
+  DeleteContainerPointers(SubRegIndices);
+  DeleteContainerPointers(Registers);
+  DeleteContainerPointers(RegClasses);
+}
+
 // Create a synthetic CodeGenSubRegIndex without a corresponding Record.
 CodeGenSubRegIndex*
 CodeGenRegBank::createSubRegIndex(StringRef Name, StringRef Namespace) {
diff --git a/utils/TableGen/CodeGenRegisters.h b/utils/TableGen/CodeGenRegisters.h
index c1e37fae076..53568c17ca8 100644
--- a/utils/TableGen/CodeGenRegisters.h
+++ b/utils/TableGen/CodeGenRegisters.h
@@ -521,6 +521,7 @@ namespace llvm {
 
   public:
     CodeGenRegBank(RecordKeeper&);
+    ~CodeGenRegBank();
 
     SetTheory &getSets() { return Sets; }