[m-rev.] Handle polymorphic inequality goals

[Fergus Henderson]

What's the rationale for this change?

On 24-Oct-2002, Ralph Becket <rafe at cs.mu.OZ.AU> wrote:
> Simplification now applies the following transformations on the
> builtin inequalities:
> 
> 	X  < Y	--->	some [R] (compare(R, X, Y), R  = (<))
> 	X =< Y	--->	some [R] (compare(R, X, Y), R \= (>))
> 	X >  Y	--->	some [R] (compare(R, X, Y), R  = (>))
> 	X >= Y	--->	some [R] (compare(R, X, Y), R \= (<))

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