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Re: Need graph coloring code
- To: <jawalker at mail dot quik dot com>
- Subject: Re: Need graph coloring code
- From: Daniel Berlin <dberlin at redhat dot com>
- Date: Tue, 23 Jan 2001 21:58:16 -0500 (EST)
- cc: <gcc at gcc dot gnu dot org>
On Tue, 23 Jan 2001, Andy Walker wrote:
> Um ... I don't read the statutes and case law that way. In fact, I read it
> exactly the opposite way: substantial improvements of the original algorithm
> are specifically covered by the original patent.
No, they aren't.
Look at other patents, like Rice's patent on brigg's optimistic
coalescing.
It's essentially the same, with slightly different heuristic.
--Dan