           (progn
             (if (or (eq 'all verilog-auto-lineup)
                     (eq 'assignments verilog-auto-lineup))
-                (verilog-pretty-expr t "\\(<\\|:\\)?=" ))
+                (verilog-pretty-expr :quiet))
             (newline))
         (forward-line 1))
       ;; Indent next line

;;

;; This variable will always hold the version number of the mode
(defconst verilog-mode-version "2017-05-08-eab72ed-vpo"
  "Version of this Verilog mode.")
(defconst verilog-mode-release-emacs nil
  "If non-nil, this version of Verilog mode was released with Emacs itself.")

	      (forward-line 1))
	    (unless quiet (message "")))))))

(defun verilog-pretty-expr (&optional quiet)
  "Line up expressions around point.
If QUIET is non-nil, do not print messages showing the progress of line-up."
  (interactive)
  (unless (verilog-in-comment-or-string-p)
    (save-excursion
      (let ((regexp (concat "^\\s-*" verilog-complete-reg))
            (regexp1 (concat "^\\s-*" verilog-basic-complete-re)))
        (beginning-of-line)
        (when (and (not (looking-at regexp))
                   (looking-at verilog-assignment-operation-re)
                   (save-excursion
                     (goto-char (match-end 2))
                     (and (not (verilog-in-attribute-p))
                          (not (verilog-in-parameter-p))
                          (not (verilog-in-comment-or-string-p)))))
          (let* ((start (save-excursion ; BOL of the first line of the assignment block
                          (beginning-of-line)
                          (let ((pt (point)))
                            (verilog-backward-syntactic-ws)
                            (beginning-of-line)
                            (while (and (not (looking-at regexp1))
                                        (looking-at verilog-assignment-operation-re)
                                        (not (bobp)))
                              (setq pt (point))
                              (verilog-backward-syntactic-ws)
                              (beginning-of-line)) ; Ack, need to grok `define
                            pt)))
                 (end (save-excursion ; EOL of the last line of the assignment block
                        (end-of-line)
                        (let ((pt (point))) ; Might be on last line
                          (verilog-forward-syntactic-ws)
                          (beginning-of-line)
                          (while (and
                                  (not (looking-at regexp1))
                                  (looking-at verilog-assignment-operation-re)
                                  (progn
                                    (end-of-line)
                                    (not (eq pt (point)))))
                            (setq pt (point))
                            (verilog-forward-syntactic-ws)
                            (beginning-of-line))
                          pt)))
                 (contains-2-char-operator (string-match "<=" (buffer-substring-no-properties start end)))
                 (endmark (set-marker (make-marker) end)))
            (goto-char start)
            (verilog-do-indent (verilog-calculate-indent))
            (when (and (not quiet)
                       (> (- end start) 100))
              (message "Lining up expressions.. (please stand by)"))

            ;; Set indent to minimum throughout region
            ;; Rely on mark rather than on point as the indentation changes can
            ;; make the older point reference obsolete
            (while (< (point) (marker-position endmark))
              (beginning-of-line)
              (save-excursion
                (verilog-just-one-space verilog-assignment-operation-re))
              (verilog-do-indent (verilog-calculate-indent))
              (end-of-line)
              (verilog-forward-syntactic-ws))

            (let ((ind (verilog-get-lineup-indent-2 verilog-assignment-operation-re start (marker-position endmark))) ; Find the biggest prefix
                  e)
              ;; Now indent each line.
              (goto-char start)
              (while (progn
                       (setq e (marker-position endmark))
                       (> e (point)))
                (unless quiet
                  (message " verilog-pretty-expr: %d" (- e (point))))
                (setq e (point))
                (cond
                 ((looking-at verilog-assignment-operation-re)
                  (goto-char (match-beginning 2))
                  (unless (or (verilog-in-parenthesis-p) ; Leave attributes and comparisons alone
                              (verilog-in-coverage-p))
                    (if (and contains-2-char-operator
                             (eq (char-after) ?=))
                        (indent-to (1+ ind)) ; Line up the = of the <= with surrounding =
                      (indent-to ind))))
                 ((verilog-continued-line-1 start)
                  (goto-char e)
                  (indent-line-to ind))
                 (t                     ; Must be comment or white space
                  (goto-char e)
                  (verilog-forward-ws&directives)
                  (forward-line -1)))
                (forward-line 1))
              (unless quiet
                (message "")))))))))

(defun verilog-just-one-space (myre)
  "Remove extra spaces around regular expression MYRE."
