2013-06-03 Stefan Monnier <monnier@iro.umontreal.ca>
+ * emacs-lisp/lisp.el: Use lexical-binding.
+ (lisp--local-variables-1, lisp--local-variables): New functions.
+ (lisp--local-variables-completion-table): New var.
+ (lisp-completion-at-point): Use it to provide completion of let-bound vars.
+
* emacs-lisp/lisp-mode.el (eval-sexp-add-defvars): Expand macros
eagerly (bug#14422).