Handle case where we assign to ourselves

Kernel/CString.cpp

@@ -253,14 +253,19 @@ CString &CString::operator= (const CString &pString)
 //	Overrides the assignment operator
 
 	{
-	DecRefCount();
+	//	First bump up the new string's refcount, in case it happens to be the
+	//	exact same as ours.
 
-	m_pStore = pString.m_pStore;
+	if (pString.m_pStore)
+		pString.m_pStore->iRefCount++;
 
-	//	If we've got a storage, bump up the ref count
+	//	Now decrement our own.
 
-	if (m_pStore)
-		m_pStore->iRefCount++;
+	DecRefCount();
+
+	//	Take it.
+
+	m_pStore = pString.m_pStore;
 
 	return *this;
 	}