// or (now, with the error caught earlier)
//    Treating auto as if it were arg, func (*Html).xyzzy, node ...
// caused by racewalker inserting instrumentation before an OAS where the Ninit
// of the OAS defines part of its right-hand-side. (I.e., the race instrumentation
// references a variable before it is defined.)
func (options *Html) xyzzy(id string) string {

			n := n.(*ir.Name)
			base.Errorf("%v is not a top level statement", n.Sym())
		} else {
			base.Errorf("%v is not a top level statement", n.Op())
		}
		ir.Dump("nottop", n)
		return n

	case ir.OAS,
		ir.OASOP,
		ir.OAS2,
		ir.OAS2DOTTYPE,
		ir.OAS2RECV,
		ir.OAS2FUNC,
		ir.OAS2MAPR,
		ir.OCLEAR,
		ir.OCLOSE,
		ir.OCOPY,
		ir.OCALLINTER,
		ir.OCALL,
		ir.OCALLFUNC,
		ir.ODELETE,