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cl-generic: Fix advertised-calling-convention declarations

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* lisp/emacs-lisp/cl-generic.el (cl-generic-define-method):
Preserve the `advertised-calling-convention`, if any (bug#58563).

* lisp/subr.el (declare): Warn when we hit this.

* lisp/emacs-lisp/byte-run.el (get-advertised-calling-convention): New fun.
* lisp/progmodes/elisp-mode.el (elisp-get-fnsym-args-string):
* lisp/help-fns.el (help-fns--signature):
* lisp/emacs-lisp/bytecomp.el (byte-compile-fdefinition): Use it.

* test/lisp/emacs-lisp/cl-generic-tests.el (cl-generic-tests--acc): New fun.
(cl-generic-tests--advertised-calling-convention-bug58563): New test.
This commit is contained in:
Stefan Monnier 2022-10-16 12:01:47 -04:00
parent 0e5fc2345d
commit 13d6e8fa54
7 changed files with 51 additions and 12 deletions
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5
lisp/emacs-lisp/byte-run.el
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@ -481,6 +481,11 @@ convention was modified."
(puthash (indirect-function function) signature
advertised-signature-table))
(defun get-advertised-calling-convention (function)
"Get the advertised SIGNATURE of FUNCTION.
Return t if there isn't any."
(gethash function advertised-signature-table t))
(defun make-obsolete (obsolete-name current-name when)
"Make the byte-compiler warn that function OBSOLETE-NAME is obsolete.
OBSOLETE-NAME should be a function name or macro name (a symbol).