运行brew doctor时,我收到以下错误
Warning: Your compilers are different from the standard versions for your Xcode.
If you have Xcode 4.3 or newer, you should install the Command Line Tools for
Xcode from within Xcode's Download preferences.
Otherwise, you should reinstall Xcode.
我已经多次重装了xcode,并且每次都重装了cli工具