case TFLOAT64:
		return Types[TCOMPLEX128]
	}
	base.Fatalf("unexpected type: %v", t)
	return nil
}

func TypeSym(t *Type) *Sym {
	return TypeSymLookup(TypeSymName(t))
}

func TypeSymLookup(name string) *Sym {
	typepkgmu.Lock()
	s := typepkg.Lookup(name)
	typepkgmu.Unlock()
	return s
}

func TypeSymName(t *Type) string {
	name := t.LinkString()