Use this tag for questions about functions, macros, and variables defined in cl-lib. Furthermore, use it for questions about the package cl-lib.el itself, about the old package cl.el and about the compatibility layer cl-compat.el.

Use this tag for question about functions, macros, and variables defined in packages cl-lib.el, cl-macs.el, and cl-seq.el.

You can also use this tag for questions about the libraries themselves, about the old package cl.el, or about the compatibility layer cl-compat.el.