annotate demo/list.urs @ 1639:6c00d8af6239

Add a new scoping check for unification variables, to fix a type inference bug
author Adam Chlipala <adam@chlipala.net>
date Sun, 18 Dec 2011 11:29:13 -0500
parents 4d519baf357c
children
rev   line source
adamc@397 1 datatype list t = Nil | Cons of t * list t
adamc@397 2
adamc@397 3 val length : t ::: Type -> list t -> int
adamc@397 4
adamc@397 5 val rev : t ::: Type -> list t -> list t