#!+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.
(defun make-symbol (string)
#!+sb-doc
"Make and return a new symbol with the STRING as its print name."
- (make-symbol string))
+ (declare (type string string))
+ (%make-symbol (if (simple-string-p string)
+ string
+ (subseq string 0))))
(defun get (symbol indicator &optional (default nil))
#!+sb-doc
(defun get3 (symbol indicator default)
(let (cdr-pl)
(do ((pl (symbol-plist symbol) (cdr cdr-pl)))
- ((atom pl) default)
+ ((atom pl) default)
(setq cdr-pl (cdr pl))
(cond ((atom cdr-pl)
- (error "~S has an odd number of items in its property list."
- symbol))
- ((eq (car pl) indicator)
- (return (car cdr-pl)))))))
+ (error "~S has an odd number of items in its property list."
+ symbol))
+ ((eq (car pl) indicator)
+ (return (car cdr-pl)))))))
(defun %put (symbol indicator value)
#!+sb-doc