pkg go/types, func ObjectString(Object, Qualifier) string
pkg go/types, func RelativeTo(*Package) Qualifier
pkg go/types, func SelectionString(*Selection, Qualifier) string
pkg go/types, func TypeString(Type, Qualifier) string
pkg go/types, func WriteExpr(*bytes.Buffer, ast.Expr)
pkg go/types, func WriteSignature(*bytes.Buffer, *Signature, Qualifier)
pkg go/types, func WriteType(*bytes.Buffer, Type, Qualifier)

		if err != nil {
			p.errorf(err.Error())
		}
	default:
		p.errorf("register extension not supported on this architecture")
	}
}

// qualifySymbol returns name as a package-qualified symbol name. If
// name starts with a period, qualifySymbol prepends the package
// prefix. Otherwise it returns name unchanged.
func (p *Parser) qualifySymbol(name string) string {
	if strings.HasPrefix(name, ".") {