0.7.13.7:

[sbcl.git] / tests / type.pure.lisp

diff --git a/tests/type.pure.lisp b/tests/type.pure.lisp
index 5c570c9..fd8409e 100644 (file)
--- a/tests/type.pure.lisp
+++ b/tests/type.pure.lisp
@@ -193,3 +193,10 @@
                  '(rational 0 10)))
 (assert (subtypep '(rational 0 10)
                  '(or (eql 0) (rational (0) 10))))
+;;; Until sbcl-0.7.13.7, union of CONS types when the CDRs were the
+;;; same type gave exceedingly wrong results
+(assert (null (subtypep '(or (cons fixnum single-float)
+                            (cons bignum single-float))
+                       '(cons single-float single-float))))
+(assert (subtypep '(cons integer single-float)
+                 '(or (cons fixnum single-float) (cons bignum single-float))))
\ No newline at end of file