From bf4b5928dd066be4ecda370340e6372c26aa7030 Mon Sep 17 00:00:00 2001
From: Thomas Krijnen <t.krijnen@gmail.com>
Date: Fri, 21 Sep 2018 10:22:37 +0200
Subject: [PATCH] Fail on empty face early

---
 src/ifcgeom/IfcGeomFaces.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/ifcgeom/IfcGeomFaces.cpp b/src/ifcgeom/IfcGeomFaces.cpp
index d0bf5c8175..d2cc535f2d 100644
--- a/src/ifcgeom/IfcGeomFaces.cpp
+++ b/src/ifcgeom/IfcGeomFaces.cpp
@@ -106,6 +106,11 @@
 bool IfcGeom::Kernel::convert(const IfcSchema::IfcFace* l, TopoDS_Shape& face) {
 	IfcSchema::IfcFaceBound::list::ptr bounds = l->Bounds();
 
+	// Fail on this early as it can cause issues later on
+	if (bounds->size() == 0) {
+		return false;
+	}
+
 	Handle(Geom_Surface) face_surface;
 	const bool is_face_surface = l->is(IfcSchema::Type::IfcFaceSurface);