找到了 -Wl 中的 l是 link的缩写, 为什么-W 这个参数没有问题,因为:
Options starting with -g, -f, -m, -O, -W, or --param are automatically
passed on to the various sub-processes invoked by gcc. In order to pass
other options on to these processes the -W<letter> options must be used.
For bug reporting instructions, please see:
也就说, -W 后面可能为空,没有出错,呵呵,结贴