dummyOreader := oReader{version: -1, syms: make([]Sym, 100)}
	or := &dummyOreader

	// Create some syms from a dummy object file symbol to get things going.
	ts1 := addDummyObjSym(t, ldr, or, "type:uint8")
	ts2 := addDummyObjSym(t, ldr, or, "mumble")
	ts3 := addDummyObjSym(t, ldr, or, "type:string")

	// Create some external symbols.
	es1 := ldr.LookupOrCreateSym("extnew1", 0)
	if es1 == 0 {