* lisp/emacs-lisp/debug.el (debugger-insert-backtrace):
* lisp/help-fns.el (describe-variable): No need to let-bind
`cl-print-compiled-button' to t anymore.
* lisp/emacs-lisp/cl-print.el (cl-print-object): Don't print arglist
part of docstring.
* test/lisp/emacs-lisp/cl-print-tests.el (cl-print-tests-1): Update
test accordingly.
* lisp/emacs-lisp/cl-print.el: Autoload `disassemble-1'.
(cl-print-compiled-button): New variable.
(help-byte-code): New button type, calls `disassemble' in its action.
(cl-print-object): Use it if `cl-print-compiled-button' is
non-nil.
* lisp/emacs-lisp/cl-print.el (cl-print--currently-printing): New variable.
(cl-print-object): When `print-circle' is nil, bind it to a list of
objects that are currently printing to avoid printing the same object
endlessly.
* test/lisp/emacs-lisp/cl-print-tests.el (cl-print-circle): New test.
* lisp/emacs-lisp/cl-extra.el (cl--describe-class)
(cl--describe-class-slots): Use the new `type-of'.
* lisp/emacs-lisp/cl-generic.el (cl--generic-struct-tag): Use type-of.
(cl--generic-struct-specializers): Adjust to new tag.
* lisp/emacs-lisp/cl-macs.el (cl-defstruct): When type is nil, use records.
Use the type symbol as the tag. Use copy-record to copy structs.
(cl--defstruct-predicate): New function.
(cl--pcase-mutually-exclusive-p): Use it.
(cl-struct-sequence-type): Can now return `record'.
* lisp/emacs-lisp/cl-preloaded.el (cl--make-slot-desc): Adjust ad-hoc
code to new format.
(cl--struct-register-child): Work with records.
(cl-struct-define): Don't touch the tag's symbol-value and
symbol-function slots when we use the type as tag.
* lisp/emacs-lisp/cl-print.el (cl-print-object): Adjust to new tag.
* test/lisp/emacs-lisp/cl-lib-tests.el (cl-lib-defstruct-record):
New test.
* doc/lispref/records.texi, doc/misc/cl.texi: Update for records.
* lisp/emacs-lisp/nadvice.el (advice--where): New function.
(advice--make-docstring): Use it.
* src/print.c (print_number_index): Don't declare here any more.
(Fprint_preprocess): New function.
* test/lisp/emacs-lisp/cl-print-tests.el: New file.
