scanFile:
	for {
		pos, tok, lit := s.Scan()
		switch tok {
		case token.EOF:
			break scanFile
		case token.COMMENT:
			name, decl, use := annotatedObj(lit)
			if len(name) > 0 {
				if decl {
					if _, ok := decls[name]; ok {
						panic(fmt.Sprintf("duplicate declaration markers for %s", name))
					}
					decls[name] = prev
				}
				if use {