diff --git a/lisp/net/tramp-fuse.el b/lisp/net/tramp-fuse.el
index 8112e564a2c..5c0bb8e8d96 100644
--- a/lisp/net/tramp-fuse.el
+++ b/lisp/net/tramp-fuse.el
@@ -141,7 +141,7 @@
 
 (defun tramp-fuse-mount-point (vec)
   "Return local mount point of VEC."
-  (or (tramp-get-connection-property vec "mount-point")
+  (or (tramp-get-file-property vec "/" "mount-point")
       (expand-file-name
        (concat
 	tramp-temp-name-prefix
@@ -173,8 +173,11 @@ It has the same meaning as `remote-file-name-inhibit-cache'.")
           (tramp-set-file-property
 	   vec "/" "mounted"
            (when (string-match
-	          (rx bol (group (literal (tramp-fuse-mount-spec vec))) blank)
+	          (rx bol (group (literal (tramp-fuse-mount-spec vec)))
+		      " on " (group (+ (not blank))) blank)
 	          mount)
+	     (tramp-set-file-property
+	      vec "/" "mount-point" (match-string 2 mount))
              (match-string 1 mount)))))))
 
 (defun tramp-fuse-get-fusermount ()
diff --git a/lisp/vc/vc-hg.el b/lisp/vc/vc-hg.el
index 78480fd8062..182d76882bb 100644
--- a/lisp/vc/vc-hg.el
+++ b/lisp/vc/vc-hg.el
@@ -1372,17 +1372,28 @@ REV is the revision to check out into WORKFILE."
 ;; Follows vc-exec-after.
 (declare-function vc-set-async-update "vc-dispatcher" (process-buffer))
 
+(defvar vc-hg--program-version nil)
+
+(defun vc-hg--program-version ()
+  (or vc-hg--program-version
+      (setq vc-hg--program-version
+            (with-temp-buffer
+              (condition-case _ (vc-hg-command t 0 nil "version")
+                (error "0")
+                (:success
+                 (goto-char (point-min))
+                 (re-search-forward "Mercurial Distributed SCM (version \\([0-9][0-9.]+\\)")
+                 (string-trim-right (match-string 1) "\\.")))))))
+
 (defun vc-hg-dir-status-files (dir files update-function)
   ;; XXX: We can't pass DIR directly to 'hg status' because that
   ;; returns all ignored files if FILES is non-nil (bug#22481).
   (let ((default-directory dir))
-    ;; TODO: Use "--config 'status.relative=1'" instead of "re:"
-    ;; when we're allowed to depend on Mercurial 4.2+
-    ;; (it's a bit faster).
-    (vc-hg-command (current-buffer) 'async files
-                   "status" "re:" "-I" "."
-                   (concat "-mardu" (if files "i"))
-                   "-C"))
+    (apply #'vc-hg-command (current-buffer) 'async files
+           "status" (concat "-mardu" (if files "i")) "-C"
+           (if (version<= "4.2" (vc-hg--program-version))
+               '("--config" "commands.status.relative=1")
+             '("re:" "-I" "."))))
   (vc-run-delayed
     (vc-hg-after-dir-status update-function)))
 
diff --git a/src/syntax.c b/src/syntax.c
index 839ab36bb2f..0cac923bba7 100644
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -2323,13 +2323,16 @@ forw_comment (ptrdiff_t from, ptrdiff_t from_byte, ptrdiff_t stop,
 	  return 0;
 	}
       c = FETCH_CHAR_AS_MULTIBYTE (from_byte);
+      prev_syntax = syntax;
       syntax = SYNTAX_WITH_FLAGS (c);
       code = syntax & 0xff;
       if (code == Sendcomment
 	  && SYNTAX_FLAGS_COMMENT_STYLE (syntax, 0) == style
 	  && (SYNTAX_FLAGS_COMMENT_NESTED (syntax) ?
 	      (nesting > 0 && --nesting == 0) : nesting < 0)
-          && !(comment_end_can_be_escaped && char_quoted (from, from_byte)))
+          && !(comment_end_can_be_escaped
+	       && ((prev_syntax & 0xff) == Sescape
+		   || (prev_syntax & 0xff) == Scharquote)))
 	/* We have encountered a comment end of the same style
 	   as the comment sequence which began this comment
 	   section.  */
@@ -2353,7 +2356,11 @@ forw_comment (ptrdiff_t from, ptrdiff_t from_byte, ptrdiff_t stop,
           inc_both (&from, &from_byte);
           UPDATE_SYNTAX_TABLE_FORWARD (from);
           if (from == stop) continue; /* Failure */
-        }
+	  c = FETCH_CHAR_AS_MULTIBYTE (from_byte);
+	  prev_syntax = syntax;
+	  syntax = Smax;
+	  code = syntax;
+	}
       inc_both (&from, &from_byte);
       UPDATE_SYNTAX_TABLE_FORWARD (from);
 
@@ -3334,7 +3341,14 @@ do { prev_from = from;				\
 	     are invalid now.  Luckily, the `done' doesn't use them
 	     and the INC_FROM sets them to a sane value without
 	     looking at them. */
-	  if (!found) goto done;
+	  if (!found)
+	    {
+	      if ((prev_from_syntax & 0xff) == Sescape
+		  || (prev_from_syntax & 0xff) == Scharquote)
+		goto endquoted;
+	      else
+		goto done;
+	    }
 	  INC_FROM;
 	  state->incomment = 0;
 	  state->comstyle = 0;	/* reset the comment style */
diff --git a/test/lisp/filenotify-tests.el b/test/lisp/filenotify-tests.el
index 97b7c46c689..0873910ddf9 100644
--- a/test/lisp/filenotify-tests.el
+++ b/test/lisp/filenotify-tests.el
@@ -939,10 +939,13 @@ delivered."
   :tags '(:expensive-test)
   (skip-unless (file-notify--test-local-enabled))
 
-  ;; `auto-revert-buffers' runs every 5".  And we must wait, until the
-  ;; file has been reverted.
-  (let ((timeout (if (file-remote-p temporary-file-directory) 60 10))
-        buf)
+  ;; Run with shortened `auto-revert-interval' for a faster test.
+  (let* ((auto-revert-interval 1)
+         (timeout (if (file-remote-p temporary-file-directory)
+                      60   ; FIXME: can this be shortened?
+                    (* auto-revert-interval 2.5)))
+         buf)
+    (auto-revert-set-timer)
     (unwind-protect
 	(progn
           ;; In the remote case, `vc-refresh-state' returns undesired
@@ -960,10 +963,9 @@ delivered."
             (sleep-for 1)
 	    (auto-revert-mode 1)
 
-	    ;; `auto-revert-buffers' runs every 5".
 	    (with-timeout (timeout (ignore))
 	      (while (null auto-revert-notify-watch-descriptor)
-		(sleep-for 1)))
+		(sleep-for 0.2)))
 
             ;; `file-notify--test-monitor' needs to know
             ;; `file-notify--test-desc' in order to compute proper