From da08412bd068ba21ad898f79ab1d05d1e9a9c14e Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Fri, 28 Nov 2014 20:30:39 +0000
Subject: [PATCH] Fix a few memory leaks in CodeGenRegBank.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222930 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/CodeGenRegisters.cpp | 6 ++++++
 utils/TableGen/CodeGenRegisters.h   | 1 +
 2 files changed, 7 insertions(+)

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; }