#1442 no longer create compsolids in extrusions

src/ifcgeom/IfcGeomFunctions.cpp

@@ -740,6 +740,7 @@ const TopoDS_Shape& IfcGeom::Kernel::ensure_fit_for_subtraction(const TopoDS_Sha
 	return solid;
 }
 
+// @nb this function is only in use on older versions of occt.
 bool IfcGeom::Kernel::convert_openings(const IfcSchema::IfcProduct* entity, const IfcSchema::IfcRelVoidsElement::list::ptr& openings, 
 							   const IfcGeom::IfcRepresentationShapeItems& entity_shapes, const gp_Trsf& entity_trsf, IfcGeom::IfcRepresentationShapeItems& cut_shapes) {
 

src/ifcgeom/IfcGeomShapes.cpp

@@ -153,6 +153,8 @@ bool IfcGeom::Kernel::convert(const IfcSchema::IfcExtrudedAreaSolid* l, TopoDS_S
 
 	shape.Nullify();
 
+	/*
+	// @nb This logic was probably flawed always as this does not by itself result in a valid compsolid...
 	if (face.ShapeType() == TopAbs_COMPOUND) {
 		
 		// For compounds (most likely the result of a IfcCompositeProfileDef) 
@@ -174,6 +176,7 @@ bool IfcGeom::Kernel::convert(const IfcSchema::IfcExtrudedAreaSolid* l, TopoDS_S
 		}
 
 	}
+	*/
 	
 	if (shape.IsNull()) {	
 		shape = BRepPrimAPI_MakePrism(face, height*dir);