view tests/openRedef.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 cccf8bf64b30
children
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structure M = struct
    con num = int
    val zero = 0
end

structure N = struct
    open M
    con num = num * num
    val zero = zero + 1
end

structure O = struct
    open N

    val one : num = (zero + 1, zero)
end