X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fsymbol.lisp;h=600c6ce661641da54bd3c532c2be1711e1cd4287;hb=a4d2556c02207a7b04ec497155f52e4f21d2795c;hp=3ceba16e130d3e0f85b88eb5d17b107fbdfbed81;hpb=cea4896b2482b7b2b429c1631d774b4cfbc0efba;p=sbcl.git

diff --git a/src/code/symbol.lisp b/src/code/symbol.lisp
index 3ceba16..600c6ce 100644
--- a/src/code/symbol.lisp
+++ b/src/code/symbol.lisp
@@ -35,15 +35,8 @@
   "VARIABLE must evaluate to a symbol. This symbol's special value cell is
   set to the specified new value."
   (declare (type symbol variable))
-  (cond ((null variable)
-	 (error "Nihil ex nihil, NIL can't be set."))
-	((eq variable t)
-	 (error "Veritas aeterna, T can't be set."))
-	((and (boundp '*keyword-package*)
-	      (keywordp variable))
-	 (error "Keywords can't be set."))
-	(t
-	 (%set-symbol-value variable new-value))))
+  (about-to-modify variable)
+  (%set-symbol-value variable new-value))
 
 (defun %set-symbol-value (symbol new-value)
   (%set-symbol-value symbol new-value))
@@ -56,11 +49,19 @@
        (%primitive sb!c:make-other-immediate-type 0 sb!vm:unbound-marker-type))
   variable)
 
+#!+(or x86 mips) ;; only backends for which a symbol-hash vop exists
 (defun symbol-hash (symbol)
   #!+sb-doc
   "Return the built-in hash value for symbol."
   (symbol-hash symbol))
 
+#!-(or x86 mips)
+(defun symbol-hash (symbol)
+  #!+sb-doc
+  "Return the built-in hash value for symbol."
+  (%sxhash-simple-string (symbol-name symbol)))
+
+
 (defun symbol-function (variable)
   #!+sb-doc
   "VARIABLE must evaluate to a symbol. This symbol's current definition
@@ -200,6 +201,7 @@
       (setf (symbol-function new-symbol) (symbol-function symbol))))
   new-symbol)
 
+;;; FIXME: This declaration should be redundant.
 (declaim (special *keyword-package*))
 
 (defun keywordp (object)
@@ -244,9 +246,9 @@
 (defvar *gentemp-counter* 0)
 (declaim (type unsigned-byte *gentemp-counter*))
 
-(defun gentemp (&optional (prefix "T") (package *package*))
+(defun gentemp (&optional (prefix "T") (package (sane-package)))
   #!+sb-doc
-  "Creates a new symbol interned in package Package with the given Prefix."
+  "Creates a new symbol interned in package PACKAGE with the given PREFIX."
   (declare (type string prefix))
   (loop
     (let ((*print-base* 10)