#!+sb-doc
"Set SYMBOL's value cell to NEW-VALUE."
(declare (type symbol symbol))
- (about-to-modify-symbol-value symbol)
+ (about-to-modify-symbol-value symbol "set SYMBOL-VALUE of ~S" new-value)
(%set-symbol-value symbol new-value))
(defun %set-symbol-value (symbol new-value)
(%set-symbol-value symbol new-value))
+(declaim (inline %makunbound))
+(defun %makunbound (symbol)
+ (%set-symbol-value symbol (%primitive sb!c:make-other-immediate-type
+ 0 sb!vm:unbound-marker-widetag)))
+
(defun makunbound (symbol)
#!+sb-doc
"Make SYMBOL unbound, removing any value it may currently have."
(with-single-package-locked-error (:symbol symbol "unbinding the symbol ~A")
- (set symbol
- (%primitive sb!c:make-other-immediate-type
- 0
- sb!vm:unbound-marker-widetag))
+ (about-to-modify-symbol-value symbol "make ~S unbound")
+ (%makunbound symbol)
symbol))
;;; Return the built-in hash value for SYMBOL.