From b43727981c460cf934f894a8ddb3819ffcf9a6fe Mon Sep 17 00:00:00 2001
From: "kenton@google.com"
 <kenton@google.com@630680e5-0e50-0410-840e-4b1c322b438d>
Date: Mon, 18 May 2009 18:38:56 +0000
Subject: Fix final leak (win32 only).

---
 src/google/protobuf/stubs/once.cc | 6 ++++++
 src/google/protobuf/stubs/once.h  | 1 +
 2 files changed, 7 insertions(+)

diff --git a/src/google/protobuf/stubs/once.cc b/src/google/protobuf/stubs/once.cc
index b47a031c..3c53bcd7 100644
--- a/src/google/protobuf/stubs/once.cc
+++ b/src/google/protobuf/stubs/once.cc
@@ -56,6 +56,12 @@ struct GoogleOnceInternal {
   CRITICAL_SECTION critical_section;
 };
 
+GoogleOnceType::~GoogleOnceType()
+{
+  delete internal_;
+  internal_ = NULL;
+}
+
 GoogleOnceType::GoogleOnceType() {
   // internal_ may be non-NULL if Init() was already called.
   if (internal_ == NULL) internal_ = new GoogleOnceInternal;
diff --git a/src/google/protobuf/stubs/once.h b/src/google/protobuf/stubs/once.h
index 61c5f362..22b0d4e6 100644
--- a/src/google/protobuf/stubs/once.h
+++ b/src/google/protobuf/stubs/once.h
@@ -87,6 +87,7 @@ struct GoogleOnceInternal;
 
 struct LIBPROTOBUF_EXPORT GoogleOnceType {
   GoogleOnceType();
+  ~GoogleOnceType();
   void Init(void (*init_func)());
 
   volatile bool initialized_;
-- 
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