lli: Plug leaks in the remote target external implementation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192031 91177308-0d34-0410-b5e6-96231b3b80d8

tools/lli/ChildTarget/ChildTarget.cpp

@@ -11,6 +11,7 @@ using namespace llvm;
 
 class LLIChildTarget {
 public:
+  ~LLIChildTarget(); // OS-specific destructor
   void initialize();
   LLIMessageType waitForIncomingMessage();
   void handleMessage(LLIMessageType messageType);

tools/lli/ChildTarget/Unix/ChildTarget.inc

@@ -49,6 +49,10 @@ struct ConnectionData_t {
 
 } // namespace
 
+LLIChildTarget::~LLIChildTarget() {
+  delete static_cast<ConnectionData_t *>(ConnectionData);
+}
+
 // OS-specific methods
 void LLIChildTarget::initializeConnection() {
   // Store the parent ends of the pipes

tools/lli/ChildTarget/Windows/ChildTarget.inc

@@ -12,6 +12,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+LLIChildTarget::~LLIChildTarget() {
+}
+
 // The RemoteTargetExternal implementation should prevent us from ever getting
 // here on Windows, but nothing prevents a user from running this directly.
 void LLIChildTarget::initializeConnection() {

tools/lli/RemoteTargetExternal.h

@@ -88,7 +88,7 @@ public:
   virtual void stop();
 
   RemoteTargetExternal(std::string &Name) : RemoteTarget(), ChildName(Name) {}
-  virtual ~RemoteTargetExternal() {}
+  virtual ~RemoteTargetExternal();
 
 private:
   std::string ChildName;

tools/lli/Unix/RemoteTargetExternal.inc

@@ -89,4 +89,8 @@ void RemoteTargetExternal::Wait() {
   wait(NULL);
 }
 
+RemoteTargetExternal::~RemoteTargetExternal() {
+  delete static_cast<ConnectionData_t *>(ConnectionData);
+}
+
 } // namespace llvm

tools/lli/Windows/RemoteTargetExternal.inc

@@ -29,4 +29,7 @@ int RemoteTargetExternal::ReadBytes(void *Data, size_t Size) {
 void RemoteTargetExternal::Wait() {
 }
 
+RemoteTargetExternal::~RemoteTargetExternal() {
+}
+
 } // namespace llvm