[mercury-users] existential types

[Simon Taylor]

On 18-Jun-2002, Michael Day <mikeday at bigpond.net.au> wrote:
> 
> > After adding trivial definitions for types `node' and `doc' and class
> > `builder' this compiles without errors for me.
> 
> I am using rotd-2002-05-12, is that likely to be significant?

It also succeeds with rotd-2002-03-30, so no.
As always, it would help if you posted a complete compilable
example demonstrating your problem.

Simon.
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