Merge from origin/emacs-26

b0369d0536 Import the latest IVD_Sequences.txt
cd53b6399b Fix dired-do-compress when tar doesn't default to stdin (B...
51911dae14 Suppress warnings during elisp completion macroexpansion
a36a090a95 * lisp/progmodes/verilog-mode.el (verilog-mode): Fix typo ...
6a6e8e6e8d Make tramp-interrupt-process more robust
5bcd468a9e Make quail-input-method work when inhibit-read-only is non...
87baf1242e Fix 'fontset-name-p'
d23158777d Fix fontset documentation inconsistencies for bug#29630
a829cb8c8b Remove sentence from child frames section in Elisp manual
ad491c80e4 Avoid crashes in 'font-at' after 'set-fontset-font'
c73d2cdfd7 * lisp/files-x.el (connection-local-set-profile-variables)...
cefca2b8ac Add /etc/ssl/cert.pem to gnutls-trustfiles for macOS
122e7264b8 Fix tool-tip display when display margins are non-zero by ...
e1cc2037a9 Handle hash tables and vectors when reading/writing EIEIO ...
cda219c3df Improve interactive debugging commands in xdisp.c
1056b3cbcd Fix calculation of continuation_pixel_width in display engine
90e20804f5 Improve documentation of 'save-abbrevs'.
14f0230a48 Improve documentation of Dired
161b0e5493 * lisp/bookmark.el (bookmark-alist): Doc fix.  (Bug#29551)

lisp/progmodes/elisp-mode.el

@@ -307,6 +307,8 @@ Blank lines separate paragraphs.  Semicolons start comments.
           (setq sexp (ignore-errors (butlast sexp)))))
     res))
 
+(defvar warning-minimum-log-level)
+
 (defun elisp--local-variables ()
   "Return a list of locally let-bound variables at point."
   (save-excursion
@@ -328,7 +330,7 @@ Blank lines separate paragraphs.  Semicolons start comments.
                                      (error form))))
              (sexp
               (unwind-protect
-                  (progn
+                  (let ((warning-minimum-log-level :emergency))
                     (advice-add 'macroexpand :around macroexpand-advice)
                     (macroexpand-all sexp))
                 (advice-remove 'macroexpand macroexpand-advice)))