$ lua -v -e "print(os.date('%l'))"
Lua 5.2.2 Copyright (C) 1994-2013 Lua.org, PUC-Rio
lua: (command line):1: bad argument #1 to 'date' (invalid conversion specifier '%l')
stack traceback:
[C]: in function 'date'
(command line):1: in main chunk
[C]: in
如果是这样,我应该在哪里提交错误报告?