[m-dev.] for review: bug fix for multiparameter typeclasses

[Fergus Henderson]

On 13-Oct-2000, David Glen Jeffery <dgj at students.cs.mu.oz.au> wrote:
> +        %
> +        % The list(tvar) argument contains all the variables from the
> +        % original constraint that we are trying to prove. (These are the
> +        % type variables that must not be found as we search through the
> +        % superclass relation).
> +:- pred eliminate_constraint_by_class_rules(class_constraint, list(tvar),

s/found/bound/ ?

> +                        % Do the first level of search. We search for
> +                        % a assumed constraint which unifies with any
> +                        % of the subclass constraints.

s/a assumed constraint/an assumed constraint/

> +                NotSub = (pred(TheConstraint::in) is semidet :-
> +                        not (some [SubConstraint] (

SubConstraint is a singleton variable here.
I think you meant SubClassConstraint...

Otherwise, that change looks fine.  Thanks.

-- 
Fergus Henderson <fjh at cs.mu.oz.au>  |  "I have always known that the pursuit
WWW: <http://www.cs.mu.oz.au/~fjh>  |  of excellence is a lethal habit"
PGP: finger fjh at 128.250.37.3        |     -- the last words of T. S. Garp.
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