cc-langs.el (c-nonlabel-token-key): Allow quoted character constants (as

case labels).

cc-engine.el (c-beginning-of-statement-1): Correct buggy bracketing.

lisp/progmodes/cc-engine.el

@@ -1067,8 +1067,9 @@ comment at the start of cc-engine.el for more info."
 		 (not (eq ret 'beginning))
 		 (looking-at c-case-kwds-regexp))
 	(if (< after-case:-pos start)
-	    (setq pos after-case:-pos)
-	  (setq ret 'label)))
+	    (setq pos after-case:-pos))
+	(if (eq ret 'same)
+	    (setq ret 'label)))
 
       ;; Skip over the unary operators that can start the statement.
       (while (progn

lisp/progmodes/cc-langs.el

@@ -2885,7 +2885,7 @@ tested at the beginning of every sexp in a suspected label,
 i.e. before \":\".  Only used if `c-recognize-colon-labels' is set."
   t (concat
      ;; Don't allow string literals.
-     "[\"']\\|"
+     "\"\\|"
      ;; All keywords except `c-label-kwds' and `c-protection-kwds'.
      (c-make-keywords-re t
        (set-difference (c-lang-const c-keywords)