diff --git a/libtorrent/src/storage.cpp b/libtorrent/src/storage.cpp
index f2864a10..324646e7 100644
--- a/libtorrent/src/storage.cpp
+++ b/libtorrent/src/storage.cpp
@@ -420,7 +420,7 @@ namespace libtorrent
                 m_db.RepairDB();
             }
         }
-
+        return -1;
 	}
 
 	size_type default_storage::physical_offset(int slot, int offset)
@@ -463,6 +463,7 @@ namespace libtorrent
                 m_db.RepairDB();
             }
         }
+        return -1;
 	}
 
 	int default_storage::write(
diff --git a/libtorrent/src/torrent.cpp b/libtorrent/src/torrent.cpp
index 7e5e7569..ca62c642 100644
--- a/libtorrent/src/torrent.cpp
+++ b/libtorrent/src/torrent.cpp
@@ -6314,6 +6314,7 @@ namespace libtorrent
 
 	bool torrent::rename_file(int index, std::string const& name)
 	{
+		return false;
 	}
 
 	void torrent::move_storage(std::string const& save_path, int flags)