Use fixed size type for Playlist sort id as it is serialized

diff --git a/libs/ardour/ardour/playlist.h b/libs/ardour/ardour/playlist.h
index 0159914114f3af1aaafa82955eb8785ce7493c0b..26c664b0f2c29ca0880de013289b5da31d397136 100644 (file)
--- a/libs/ardour/ardour/playlist.h
+++ b/libs/ardour/ardour/playlist.h
@@ -285,7 +285,7 @@ public:
        PBD::ScopedConnectionList region_state_changed_connections;
        PBD::ScopedConnectionList region_drop_references_connections;
        DataType        _type;
-       int             _sort_id;
+       uint32_t        _sort_id;
        mutable gint    block_notifications;
        mutable gint    ignore_state_changes;
        std::set<boost::shared_ptr<Region> > pending_adds;