X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Ffloat.pure.lisp;h=dfa417ef2d70431f71b55d7c0a25aa4f47dca986;hb=fab1ba8d4e92ecb5d496577fc205675218911b1d;hp=c957c9f0795701bce5b15a03c08e83d8c3046288;hpb=1c91b0bc7eb814af6a8c58a99a83a024716138e8;p=sbcl.git

diff --git a/tests/float.pure.lisp b/tests/float.pure.lisp
index c957c9f..dfa417e 100644
--- a/tests/float.pure.lisp
+++ b/tests/float.pure.lisp
@@ -64,3 +64,24 @@
                    (integer-decode-float f)
                  (scale-float (float signif f) expon))
                f)))
+
+;;; bug found by Paul Dietz: FFLOOR and similar did not work for integers
+(let ((tests '(((ffloor -8 3) (-3.0 1))
+               ((fround -8 3) (-3.0 1))
+               ((ftruncate -8 3) (-2.0 -2))
+               ((fceiling -8 3) (-2.0 -2)))))
+  (loop for (exp res) in tests
+        for real-res = (multiple-value-list (eval exp))
+        do (assert (equal real-res res))))
+
+;;; bug 45b reported by PVE
+(dolist (type '(short single double long))
+  (dolist (sign '(positive negative))
+    (let* ((name (find-symbol (format nil "LEAST-~A-~A-FLOAT"
+                                      sign type)
+                              :cl))
+           (value (symbol-value name)))
+      (assert (zerop (/ value 2))))))
+
+;;; bug found by Paul Dietz: bad rounding on small floats
+(assert (= (fround least-positive-short-float least-positive-short-float) 1.0))