From 144ee7a8f031b24460f30b4bb65a7d0a1803a8fb Mon Sep 17 00:00:00 2001
From: James <james@arangodb.com>
Date: Sat, 27 Sep 2014 13:10:14 +0100
Subject: [PATCH] destructor for IndexRangeBlock, deletes private data

---
 arangod/Aql/ExecutionBlock.cpp | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arangod/Aql/ExecutionBlock.cpp b/arangod/Aql/ExecutionBlock.cpp
index 1bfe56b6ed..0f03a5c351 100644
--- a/arangod/Aql/ExecutionBlock.cpp
+++ b/arangod/Aql/ExecutionBlock.cpp
@@ -878,10 +878,34 @@ IndexRangeBlock::IndexRangeBlock (ExecutionEngine* engine,
 }
 
 IndexRangeBlock::~IndexRangeBlock () {
+
+  if (_collection != nullptr) {
+    delete _collection;
+    _collection = nullptr;
+  }
+  
+  // FIXME is it necessary to do anything to the TRI_doc_mptr_copy_t's in
+  // _documents ???
+  _documents.clear();
+
   for (auto e : _allVariableBoundExpressions) {
     delete e;
   }
   _allVariableBoundExpressions.clear();
+  
+  for (auto x : _inVars) {
+    for (auto y : x) {
+      delete y;
+    }
+    x.clear();
+  }
+  _inVars.clear();
+  
+  for (auto x : _inRegs) {
+    x.clear();
+  }
+  _inRegs.clear();
+
 }
 
 int IndexRangeBlock::initialize () {