view tests/wildify.ur @ 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 79b2bcac6200
children
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line source
signature S = sig
    type t
    val x : t
end

signature T = sig
    structure M : S

    type u
    val y : u

    structure N : S
end

structure M : T = struct
    structure M = struct
        val x = True
    end

    val y = 0

    structure N = struct
        val x = "hi"
    end
end