From 244320dd4908a74f5425e4ad598e8ec2a34de618 Mon Sep 17 00:00:00 2001
From: Arjo Nagelhout <arjo.nagelhout@gmail.com>
Date: Tue, 25 Mar 2025 18:34:10 +0100
Subject: [PATCH] add virtual destructor to AbstractKernel base class

this fixes a SIGTRAP when destructing the geometry iterator, as that calls delete kernel_.
---
 src/ifcgeom/AbstractKernel.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ifcgeom/AbstractKernel.h b/src/ifcgeom/AbstractKernel.h
index e721a4e12f..58b78fcb2a 100644
--- a/src/ifcgeom/AbstractKernel.h
+++ b/src/ifcgeom/AbstractKernel.h
@@ -44,6 +44,8 @@ namespace ifcopenshell {
 			: geometry_library_(geometry_library)
 			, settings_(settings) {}
 
+		virtual ~AbstractKernel() = default;
+
 		virtual bool convert(const taxonomy::ptr, IfcGeom::ConversionResults&);
 		const Settings& settings() const;
 		const std::string& geometry_library() const {