konga: 我的环境是arm64 树莓派，看看是不是版本差异： pi@raspberrypi:~ $ as --version GNU assembler (GNU Binutils for Debian) 2.35.2 Copyright (C) 2020 Free Software Foundation, Inc. This program is free software; you may redistribute it under the terms of the GNU General Public License version 3 or later. This program has absolutely no warranty. This assembler was configured for a target of `aarch64-linux-gnu'.