Analyze and fontify correctly a C++ `enum' with colon, but lacking a tag.

* lisp/progmodes/cc-engine.el (c-backward-typed-enum-colon): Check for "enum"
directly preceding the colon, and handle it.

1 files changed, 4 insertions, 1 deletions

diff --git a/lisp/progmodes/cc-engine.el b/lisp/progmodes/cc-engine.el
index ccdc1b15a68..940d7a4cc3e 100644
--- a/lisp/progmodes/cc-engine.el
+++ b/lisp/progmodes/cc-engine.el
@@ -9756,7 +9756,10 @@ comment at the start of cc-engine.el for more info."
                 ((and (eql (char-after) ?:)
                       (save-excursion
                         (c-backward-syntactic-ws)
-                        (c-on-identifier)))
+                        (or (c-on-identifier)
+                            (progn
+                              (c-backward-token-2)
+                              (looking-at c-brace-list-key)))))
                  (setq colon-pos (point))
                  (forward-char)
                  (c-forward-syntactic-ws)