GNU bug report logs - #40432
27.0.90; Edebug not possible if a cl-flet has an &optional argument

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Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Philipp Stephani <p.stephani2 <at> gmail.com>
To: bug-gnu-emacs <at> gnu.org
Subject: 27.0.90; Edebug not possible if a cl-flet has an &optional argument
Date: Sat, 04 Apr 2020 18:23:47 +0200

Insert into *scratch*:

(defun foo ()
  (cl-flet ((bar (&optional qux) qux))
    (bar 123)))

Try to edebug this function (move point into it, hit C-u C-M-x).  This
gives an error:

Debugger entered--Lisp error: (wrong-number-of-arguments (2 . 2) 1)
  edebug-match-&optional(((qux) (188 . 191) . 192))
  #f(compiled-function (head cursor) #<bytecode 0x156fe4035165>)(&optional ((qux) (188 . 191) . 192))
  edebug-list-form(((qux) (188 . 191) . 192))
  edebug-form((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197))
  edebug-match-form((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197))
  edebug-match-symbol((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) form)
  edebug-match-one-spec((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) form)
  edebug-match-&or((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (([&or "quote" "function"] &or symbolp lambda-expr) ("cl-function" cl-function) form))
  edebug-match-specs((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (&or ([&or "quote" "function"] &or symbolp lambda-expr) ("cl-function" cl-function) form) edebug-match-specs)
  edebug-match((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (&or ([&or "quote" "function"] &or symbolp lambda-expr) ("cl-function" cl-function) form))
  edebug-match-symbol((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) function-form)
  edebug-match-one-spec((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) function-form)
  edebug-match-specs((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (function-form) edebug-match-specs)
  edebug-match-specs((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (name function-form) edebug-match-specs)
  edebug-match((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (name function-form))
  edebug-make-form-wrapper((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) 173 197 (name function-form))
  edebug-match-&define((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (name function-form))
  edebug-match-specs((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (&define name function-form) edebug-match-specs)
  edebug-match-sublist((((&optional qux) qux) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) (&define name function-form))
  edebug-match-list((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (&define name function-form))
  edebug-match-one-spec((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (&define name function-form))
  edebug-match-&or((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) ((&define name function-form) (cl-defun)))
  edebug-match-specs((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (&or (&define name function-form) (cl-defun)) edebug-match-specs)
  edebug-match((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (&or (&define name function-form) (cl-defun)))
  edebug-match-one-spec((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) [&or (&define name function-form) (cl-defun)])
  edebug-match-specs((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) ([&or (&define name function-form) (cl-defun)]) edebug-&rest-wrapper)
  edebug-&optional-wrapper((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) ([&or (&define name function-form) (cl-defun)]) edebug-&rest-wrapper)
  edebug-&rest-wrapper((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) ([&or (&define name function-form) (cl-defun)]) edebug-&rest-wrapper)
  edebug-match-&rest((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) ([&or (&define name function-form) (cl-defun)]))
  edebug-match-specs((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (&rest [&or (&define name function-form) (cl-defun)]) edebug-match-specs)
  edebug-match-sublist((((bar (&optional qux) qux)) (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (&rest [&or (&define name function-form) (cl-defun)]))
  edebug-match-list(((((bar (&optional qux) qux)) (bar 123)) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) (&rest [&or (&define name function-form) (cl-defun)]))
  edebug-match-one-spec(((((bar (&optional qux) qux)) (bar 123)) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) (&rest [&or (&define name function-form) (cl-defun)]))
  edebug-match-specs(((((bar (&optional qux) qux)) (bar 123)) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) ((&rest [&or (&define name function-form) (cl-defun)]) cl-declarations body) edebug-match-specs)
  edebug-match-sublist(((((bar (&optional qux) qux)) (bar 123)) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) ((&rest [&or (&define name function-form) (cl-defun)]) cl-declarations body))
  #f(compiled-function (head cursor) #<bytecode 0x156fe4035165>)(cl-flet ((((bar (&optional qux) qux)) (bar 123)) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213))
  edebug-list-form(((((bar (&optional qux) qux)) (bar 123)) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213))
  edebug-form((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214))
  edebug-match-form((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214))
  edebug-match-symbol((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) form)
  edebug-match-one-spec((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) form)
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (form) edebug-&rest-wrapper)
  edebug-&optional-wrapper((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (form) edebug-&rest-wrapper)
  edebug-&rest-wrapper((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (form) edebug-&rest-wrapper)
  edebug-match-&rest((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (form))
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (&rest form) edebug-match-specs)
  edebug-match((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (&rest form))
  edebug-match-def-body((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214))
  edebug-match-symbol((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) def-body)
  edebug-match-one-spec((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) def-body)
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (def-body) edebug-match-specs)
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) ([&optional ("interactive" interactive)] def-body) edebug-match-specs)
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) ([&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body) edebug-match-specs)
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body) edebug-match-specs)
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body) edebug-match-specs)
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) (name lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body) edebug-match-specs)
  edebug-match-specs((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) ("defun" name lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body) edebug-match-specs)
  edebug-match-sublist((((cl-flet ((bar (&optional qux) qux)) (bar 123))) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214) ("defun" name lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body))
  edebug-match-list((((defun foo nil (cl-flet ((bar (&optional qux) qux)) (bar 123)))) (146 (147 . 152) (153 . 156) (157 . 159) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214)) ("defun" name lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body))
  edebug-match-one-spec((((defun foo nil (cl-flet ((bar (&optional qux) qux)) (bar 123)))) (146 (147 . 152) (153 . 156) (157 . 159) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214)) ("defun" name lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body))
  edebug-match-specs((((defun foo nil (cl-flet ((bar (&optional qux) qux)) (bar 123)))) (146 (147 . 152) (153 . 156) (157 . 159) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214)) (("defun" name lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body)) edebug-match-specs)
  edebug-match((((defun foo nil (cl-flet ((bar (&optional qux) qux)) (bar 123)))) (146 (147 . 152) (153 . 156) (157 . 159) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214)) (("defun" name lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body)))
  edebug-make-form-wrapper((((defun foo nil (cl-flet ((bar (&optional qux) qux)) (bar 123)))) (146 (147 . 152) (153 . 156) (157 . 159) (162 (163 . 170) (171 (172 (173 . 176) (177 (178 . 187) (188 . 191) . 192) (193 . 196) . 197) . 198) (203 (204 . 207) (208 . 211) . 212) . 213) . 214)) 146 213 (("defun" name lambda-list lambda-doc [&optional ("declare" &rest sexp)] [&optional ("interactive" interactive)] def-body)))
  edebug-read-and-maybe-wrap-form1()
  edebug-read-and-maybe-wrap-form()
  edebug-read-top-level-form()
  edebug-eval-defun((4))
  apply(edebug-eval-defun (4))
  eval-defun((4))
  funcall-interactively(eval-defun (4))
  call-interactively(eval-defun nil nil)
  command-execute(eval-defun)



In GNU Emacs 27.0.90 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.12)
 of 2020-04-03
Repository revision: fa823653ffb0e3e893d30daa5abf68e909934e2e
Repository branch: emacs-27
Windowing system distributor 'The X.Org Foundation', version 11.0.12004000
System Description: Debian GNU/Linux rodete

Recent messages:
For information about GNU Emacs and the GNU system, type C-h C-a.

Configured using:
 'configure --enable-gcc-warnings=warn-only
 --enable-gtk-deprecation-warnings --without-pop --with-mailutils
 --enable-checking --enable-check-lisp-object-type --with-modules
 'CFLAGS=-O0 -ggdb3''

Configured features:
XPM JPEG TIFF GIF PNG SOUND DBUS GSETTINGS GLIB NOTIFY INOTIFY
LIBSELINUX GNUTLS FREETYPE HARFBUZZ XFT ZLIB TOOLKIT_SCROLL_BARS GTK3
X11 XDBE XIM MODULES THREADS PDUMPER GMP

Important settings:
  value of $LANG: en_US.UTF-8
  locale-coding-system: utf-8-unix

Major mode: Lisp Interaction

Minor modes in effect:
  tooltip-mode: t
  global-eldoc-mode: t
  eldoc-mode: t
  electric-indent-mode: t
  mouse-wheel-mode: t
  tool-bar-mode: t
  menu-bar-mode: t
  file-name-shadow-mode: t
  global-font-lock-mode: t
  font-lock-mode: t
  blink-cursor-mode: t
  auto-composition-mode: t
  auto-encryption-mode: t
  auto-compression-mode: t
  line-number-mode: t
  transient-mark-mode: t

Load-path shadows:
None found.

Features:
(shadow sort mail-extr emacsbug message rmc dired dired-loaddefs
format-spec rfc822 mml easymenu mml-sec epa epg epg-config gnus-util
rmail rmail-loaddefs text-property-search time-date mm-decode mm-bodies
mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail
rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils phst skeleton
derived edmacro kmacro pcase ffap thingatpt url-parse auth-source cl-seq
eieio eieio-core cl-macs eieio-loaddefs password-cache json map url-vars
subr-x rx gnutls puny seq byte-opt gv bytecomp byte-compile cconv dbus
xml cl-loaddefs cl-lib tooltip eldoc electric uniquify ediff-hook
vc-hooks lisp-float-type mwheel term/x-win x-win term/common-win x-dnd
tool-bar dnd fontset image regexp-opt fringe tabulated-list replace
newcomment text-mode elisp-mode lisp-mode prog-mode register page
tab-bar menu-bar rfn-eshadow isearch timer select scroll-bar mouse
jit-lock font-lock syntax facemenu font-core term/tty-colors frame
minibuffer cl-generic cham georgian utf-8-lang misc-lang vietnamese
tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek
romanian slovak czech european ethiopic indian cyrillic chinese
composite charscript charprop case-table epa-hook jka-cmpr-hook help
simple abbrev obarray cl-preloaded nadvice loaddefs button faces
cus-face macroexp files text-properties overlay sha1 md5 base64 format
env code-pages mule custom widget hashtable-print-readable backquote
threads dbusbind inotify dynamic-setting system-font-setting
font-render-setting move-toolbar gtk x-toolkit x multi-tty
make-network-process emacs)

Memory information:
((conses 16 60694 8220)
 (symbols 48 8240 1)
 (strings 32 21021 1702)
 (string-bytes 1 684629)
 (vectors 16 12143)
 (vector-slots 8 169106 5388)
 (floats 8 25 25)
 (intervals 56 202 0)
 (buffers 1000 12))

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