From fb4845494f19b6c0dfde82f1ecb90d5fa8a879a7 Mon Sep 17 00:00:00 2001
From: "Paul P.H. Wilson" <paul.wilson@wisc.edu>
Date: Wed, 22 Mar 2023 00:37:21 -0400
Subject: [PATCH] add default empty consructor

---
 include/openmc/distribution.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/openmc/distribution.h b/include/openmc/distribution.h
index 12a6f6f5c..03b046bbb 100644
--- a/include/openmc/distribution.h
+++ b/include/openmc/distribution.h
@@ -37,7 +37,8 @@ UPtrDist distribution_from_xml(pugi::xml_node node);
 
 class DiscreteIndex {
 public:
-  explicit DiscreteIndex(pugi::xml_node node);
+  DiscreteIndex() {};
+  DiscreteIndex(pugi::xml_node node);
   DiscreteIndex(const double* p, int n);
 
   void assign(const double* p, int n);