From 5fdad744d358761a3d8211909780fc80d5776b5a Mon Sep 17 00:00:00 2001
From: Thomas Krijnen <t.krijnen@gmail.com>
Date: Fri, 23 Aug 2024 20:42:32 +0200
Subject: [PATCH] Cgal kernel: Fail boolean op altogether when part conversion
 to Nef fails

---
 src/ifcgeom/kernels/cgal/CgalKernel.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ifcgeom/kernels/cgal/CgalKernel.cpp b/src/ifcgeom/kernels/cgal/CgalKernel.cpp
index 0e11a87b86..6f24472af7 100644
--- a/src/ifcgeom/kernels/cgal/CgalKernel.cpp
+++ b/src/ifcgeom/kernels/cgal/CgalKernel.cpp
@@ -847,7 +847,7 @@ bool ifcopenshell::geometry::kernels::CgalKernel::convert_openings(const IfcUtil
 
 		CGAL::Nef_polyhedron_3<Kernel_> a;
 		if (!preprocess_boolean_operand(entity, {}, {}, {}, entity_shape, a, PP_NONE /*PP_UNIFY_PLANES_INTERNALLY*/)) {
-			continue;
+			return false;
 		}
 
 		first_operands_nef.push_back(a);