diff tests/recBad.lac @ 238:44a1663ad893

Checking for well-formed 'val rec'
author Adam Chlipala <adamc@hcoop.net>
date Thu, 28 Aug 2008 13:13:16 -0400
parents
children fc6f04889bf2
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/recBad.lac	Thu Aug 28 13:13:16 2008 -0400
@@ -0,0 +1,9 @@
+datatype list a = Nil | Cons of a * list a
+
+val rec append : t ::: Type -> list t -> list t -> list t = fn t ::: Type => fn ls1 => fn ls2 =>
+        case ls1 of
+            Nil => ls2
+          | Cons (h, t) => Cons (h, append t ls2)
+
+(*val rec ones : list int = Cons (1, ones)*)
+val rec ones : unit -> list int = fn () => Cons (1, ones ())