From 26890652c437140d4a2ce928cf2768546080eb4d Mon Sep 17 00:00:00 2001
From: Frank Dellaert <dellaert@gmail.com>
Date: Sat, 22 Jan 2022 11:04:40 -0500
Subject: [PATCH] Default constructor

---
 gtsam/discrete/DiscreteMarginals.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gtsam/discrete/DiscreteMarginals.h b/gtsam/discrete/DiscreteMarginals.h
index 27352a211..a2207a10b 100644
--- a/gtsam/discrete/DiscreteMarginals.h
+++ b/gtsam/discrete/DiscreteMarginals.h
@@ -37,6 +37,8 @@ class GTSAM_EXPORT DiscreteMarginals {
 
   public:
 
+  DiscreteMarginals() {}
+
   /** Construct a marginals class.
    * @param graph The factor graph defining the full joint density on all variables.
    */