From b2275b40935603d15030a8f79fff1f56bdb5ab0e Mon Sep 17 00:00:00 2001
From: frosch <frosch@openttd.org>
Date: Sat, 11 Jun 2011 20:40:46 +0000
Subject: [PATCH] (svn r22551) -Fix: Remove BaseStorageArrays from
 _changed_storage_arrays on destruction.

---
 src/newgrf_storage.cpp | 8 ++++++++
 src/newgrf_storage.h   | 3 +--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/newgrf_storage.cpp b/src/newgrf_storage.cpp
index 27a806ab1f..c1c736e205 100644
--- a/src/newgrf_storage.cpp
+++ b/src/newgrf_storage.cpp
@@ -16,6 +16,14 @@
 /** The changed storage arrays */
 static std::set<BaseStorageArray*> _changed_storage_arrays;
 
+/**
+ * Remove references to use.
+ */
+BaseStorageArray::~BaseStorageArray()
+{
+	_changed_storage_arrays.erase(this);
+}
+
 /**
  * Add the changed storage array to the list of changed arrays.
  * This is done so we only have to revert/save the changed
diff --git a/src/newgrf_storage.h b/src/newgrf_storage.h
index a85bbbde6d..f03308509b 100644
--- a/src/newgrf_storage.h
+++ b/src/newgrf_storage.h
@@ -20,8 +20,7 @@
  */
 struct BaseStorageArray
 {
-	/** The needed destructor */
-	virtual ~BaseStorageArray() {}
+	virtual ~BaseStorageArray();
 
 	/**
 	 * Clear the changes made since the last ClearChanges.