From 782bc0fb4a2465f84a8c4be5d71552e7093f863a Mon Sep 17 00:00:00 2001
From: jsteemann <jan@arangodb.com>
Date: Sat, 10 Nov 2018 23:11:44 +0100
Subject: [PATCH] fix compile warnings

---
 arangod/ClusterEngine/ClusterCollection.h | 2 +-
 arangod/MMFiles/MMFilesCollection.h       | 2 +-
 arangod/RocksDBEngine/RocksDBCollection.h | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arangod/ClusterEngine/ClusterCollection.h b/arangod/ClusterEngine/ClusterCollection.h
index 4df1e72d95..6d9c83224a 100644
--- a/arangod/ClusterEngine/ClusterCollection.h
+++ b/arangod/ClusterEngine/ClusterCollection.h
@@ -182,7 +182,7 @@ class ClusterCollection final : public PhysicalCollection {
                 bool lock, TRI_voc_rid_t& prevRev,
                 TRI_voc_rid_t& revisionId) override;
 
-  bool hasAllPersistentLocalIds() const { return false; }
+  bool hasAllPersistentLocalIds() const override { return false; }
 
  protected:
   /// @brief Inject figures that are specific to StorageEngine
diff --git a/arangod/MMFiles/MMFilesCollection.h b/arangod/MMFiles/MMFilesCollection.h
index 695fe0c0bf..634ee9ad76 100644
--- a/arangod/MMFiles/MMFilesCollection.h
+++ b/arangod/MMFiles/MMFilesCollection.h
@@ -495,7 +495,7 @@ class MMFilesCollection final : public PhysicalCollection {
 
   LocalDocumentId reuseOrCreateLocalDocumentId(OperationOptions const& options) const;
 
-  bool hasAllPersistentLocalIds() const { return _hasAllPersistentLocalIds.load(); }
+  bool hasAllPersistentLocalIds() const override { return _hasAllPersistentLocalIds.load(); }
 
   static Result persistLocalDocumentIdsForDatafile(
       MMFilesCollection& collection, MMFilesDatafile& file);
diff --git a/arangod/RocksDBEngine/RocksDBCollection.h b/arangod/RocksDBEngine/RocksDBCollection.h
index 71308c7858..848f14e974 100644
--- a/arangod/RocksDBEngine/RocksDBCollection.h
+++ b/arangod/RocksDBEngine/RocksDBCollection.h
@@ -262,7 +262,7 @@ class RocksDBCollection final : public PhysicalCollection {
 
   void blackListKey(char const* data, std::size_t len) const;
   
-  bool hasAllPersistentLocalIds() const { return true; }
+  bool hasAllPersistentLocalIds() const override { return true; }
 
  private:
   uint64_t const _objectId;  // rocksdb-specific object id for collection