Andreas Schwab wrote:

   > ===File ~/bool-ielm=========================================
   > *** Welcome to IELM ***  Type (describe-mode) for help.
   > ELISP> (setq b1 (make-bool-vector 3 t))
   > #&3"" ;; Of course, ^G is 7, definitely no bug here.
   > ELISP> (fillarray b1 t)
   > #&3"ÿ"  ;; this is the character with code 2303 

   This should be fixed now.

It is.  Thanks.

Sincerely,

Luc.