X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fpred.lisp;h=bb71bac0f53872e2c5649660d1c45bedc81f7101;hb=245101f127d61e28b9c864c720eb17973469a904;hp=78a51c2a5951bcd2a0a610c76a73260d4a71b587;hpb=2d3cb6dba6461e98744eca2a1df4f770cea468ca;p=sbcl.git

diff --git a/src/code/pred.lisp b/src/code/pred.lisp
index 78a51c2..bb71bac 100644
--- a/src/code/pred.lisp
+++ b/src/code/pred.lisp
@@ -113,19 +113,35 @@
 (defun type-of (object)
   #!+sb-doc
   "Return the type of OBJECT."
-  (if (typep object '(or function array complex))
-    (type-specifier (ctype-of object))
-    (let* ((classoid (layout-classoid (layout-of object)))
-	   (name (classoid-name classoid)))
-      (if (typep object 'instance)
-      (case name
-	(sb!alien-internals:alien-value
-	 `(sb!alien:alien
-	   ,(sb!alien-internals:unparse-alien-type
-	     (sb!alien-internals:alien-value-type object))))
-	(t
-	 (classoid-proper-name classoid)))
-      name))))
+  (typecase object
+    (fixnum
+     (cond
+       ((<= 0 object 1) 'bit)
+       ((< object 0) 'fixnum)
+       (t '(integer 0 #.sb!xc:most-positive-fixnum))))
+    (integer
+     (if (>= object 0)
+	 '(integer #.(1+ sb!xc:most-positive-fixnum))
+	 'bignum))
+    (standard-char 'standard-char)
+    ((member t) 'boolean)
+    (keyword 'keyword)
+    ((or array complex) (type-specifier (ctype-of object)))
+    (t
+     (let* ((classoid (layout-classoid (layout-of object)))
+	    (name (classoid-name classoid)))
+       (if (typep object 'instance)
+	   (case name
+	     (sb!alien-internals:alien-value
+	      `(sb!alien:alien
+		,(sb!alien-internals:unparse-alien-type
+		  (sb!alien-internals:alien-value-type object))))
+	     (t
+	      (let ((pname (classoid-proper-name classoid)))
+		(if (classoid-p pname)
+		    (classoid-pcl-class pname)
+		    pname))))
+	   name)))))
 
 ;;;; equality predicates
 
@@ -245,7 +261,7 @@
 
 (/show0 "about to do test cases in pred.lisp")
 #!+sb-test
-(let ((test-cases '((0.0 -0.0 t)
+(let ((test-cases `((0.0 ,(load-time-value (make-unportable-float :single-float-negative-zero)) t)
 		    (0.0 1.0 nil)
 		    (#c(1 0) #c(1.0 0) t)
 		    (#c(1.1 0) #c(11/10 0) nil) ; due to roundoff error