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On Wed, 28 Oct 1998, Jay Glascoe wrote: > On Wed, 28 Oct 1998, Dirk Herrmann wrote: > > > I think the best solution is to _not_ store the hash by default. <snip> > > > > Right now, I'm opposed to rewriting my extension to make > hash storing optional for two reasons: > <snip> > I don't know, the more I think about it, the more sense it makes to not store the hash in certain, fairly common cases: keys are symbols keys are integers (-2^29 <= key < 2^29, so it's not a "big number") in these cases, hashing the key is trivial (use the symbols internal address, a long integer, use the numbers value ((scm_num << 1) << 1)) In a way, the key really is it's own hash value; it would be silly to store the hash in such cases. silly me. I think I will make hash-storing optional (on by default, though), but don't be surprised if my C code becomes a monument to non-reusable coding ;) Jay jglascoe@jay.giss.nasa.gov