cconv-closure-convert is an autoloaded compiled Lisp function in `cconv.el'.

(cconv-closure-convert FORM)

Main entry point for closure conversion.
-- FORM is a piece of Elisp code after macroexpansion.
-- TOPLEVEL(optional) is a boolean variable, true if we are at the root of AST

Returns a form where all lambdas don't have any free variables.