calc-bin.el (calc-radix): Have the O option turn on twos-complement mode.

[bpt/emacs.git] / lisp / calc / calc-bin.el

diff --git a/lisp/calc/calc-bin.el b/lisp/calc/calc-bin.el
index 7af60e9..0e31fbe 100644 (file)
--- a/lisp/calc/calc-bin.el
+++ b/lisp/calc/calc-bin.el
@@ -175,7 +175,7 @@ the size of a Calc bignum digit.")
        (progn
         (calc-change-mode 
           (list 'calc-number-radix 'calc-twos-complement-mode)
-          (list n (and (or (= n 2) (= n 8) (= n 16)) arg)) t)
+          (list n (or arg (calc-is-option))) t)
         ;; also change global value so minibuffer sees it
         (setq-default calc-number-radix calc-number-radix))
      (setq n calc-number-radix))