1 files changed, 6 insertions, 4 deletions

diff --git a/lisp/progmodes/cc-engine.el b/lisp/progmodes/cc-engine.el
index 43052386408..c45913e1827 100644
--- a/lisp/progmodes/cc-engine.el
+++ b/lisp/progmodes/cc-engine.el
@@ -5954,7 +5954,8 @@ comment at the start of cc-engine.el for more info."
         label-end
         qt-symbol-idx
         macro-start                     ; if we're in one.
-        label-type)
+        label-type
+        kwd)
     (cond
      ;; "case" or "default" (Doesn't apply to AWK).
      ((looking-at c-label-kwds-regexp)
@@ -6107,12 +6108,13 @@ comment at the start of cc-engine.el for more info."
                 ((looking-at ":\\([^:]\\|\\'\\)") ; A single colon.
                  (forward-char)
                  (setq label-type
-                       (if (string= "signals" ; Special QT macro
-                                    (buffer-substring-no-properties start label-end))
+                       (if (or (string= "signals" ; Special QT macro
+                                        (setq kwd (buffer-substring-no-properties start label-end)))
+                               (string= "Q_SIGNALS" kwd))
                            'qt-1kwd-colon
                          'goto-target)))
                 ((and qt-symbol-idx
-                      (search-forward-regexp "\\=slots\\>" limit t)
+                      (search-forward-regexp "\\=\\(slots\\|Q_SLOTS\\)\\>" limit t)
                       (progn (c-forward-syntactic-ws limit)
                              (looking-at ":\\([^:]\\|\\'\\)"))) ; A single colon
                  (forward-char)